Which choice is equivalent to the fraction below when x is an appropriate value? Hint: Rationalize the denominator and simplify. 7/7+√14x
A. 7-√14x/7-2x
B.7-√14x/49-14x
C.7-√14x/49-2x
D.7-√14x/7-14x​

Which Choice Is Equivalent To The Fraction Below When X Is An Appropriate Value? Hint: Rationalize The

Answers

Answer 1

Answer:

A. (7 - √14x) /(7 - 2x)

Step-by-step explanation:

Given the fraction:

7 / (7 + √14x)

Rationalize the denominator by multiplying (7 - √14x):

7 / (7 + √14x) =7(7 - √14x) / (7 + √14x)(7 - √14x) =7(7 - √14x) /(49 - 14x) =7(7 - √14x) /7(7 - 2x) =(7 - √14x) /(7 - 2x)

Matching choice us A


Related Questions

At which root does the graph of f(x) = (x – 5)2(x + 2)2 touch the x-axis?
-5
0-2
2
05

Answers

Answer:

Option B & D

Step-by-step explanation:

Function is;

f(x) = (x - 5)³(x + 2)²

We want to find the point in thich the graph of this function touches the x-axis.

Usually, the point at which the graph touches the x-axis means that y is 0 at that point.

Thus;

(x - 5)³(x + 2)² = 0

This means that;

x - 5 = 0 and x + 2 = 0

Thus,x = -5 and x = -2

When you buy a new car it is a depreciating asset. Which means the moment you purchase your car it begins losing value. If you
tried to sell it back to the dealership they would pay you less than you bought it for. The depreciation of a car is around 15% per
year. Complete the graphic organizer below for a car worth $20,000

Answers

I can't see the graph but I'll try anyway

Answer:

x      y

0     $20,000

1      $18,000

2     $16,200

3     $14,580

4     $13,122

5     $11,809.80

Select the three inequalities that have n = 3 in the solution set
A. n + 5 < 9
B. 13 n < 1
C. 3n + 1 >7
D. 3n > 9.5
E. n-2<5

Answers

Answer:

Its just E

I'm sorry if I'm wrong

Answer: A, C, E

Solve for all the inequalitites.

n + 5 < 9

n < 9 - 5

n < 4

∴ n = 3 is a part of the solution set.

13n < 1

n < 1/13

∴ This definitely doesn't include n = 3.

3n + 1 > 7

3n > 6

n > 2

∴ n = 3 is part of the solution because n is larger than 2.

3n > 9.5

n > 9.5 ÷ 3

n > 3.16666666

∴ n = 3 is not part of the solution set.

n - 2 < 5

n < 5 + 2

n < 7

∴ n = 3 is a part of the solution set.

Ques

The set of values (63, 64, 65, 66} represents solutions of which inequality?

Answers

Answer: 63 < N ≤ 66

Step-by-step explanation:

We have the set:

(66, 64, 65, 66]

First.

When we have an end with the signs "(" or ")" means that the element near the sign does not belong to the set, this would be an "open" end. Usually used for the symbols > and <

While the sign "[" or "]" (in some cases the symbols { and } are used instead)

means that the value next to it are included in the set. Usually used for the symbols ≤ and ≥.

Then in the set: (63, 64, 65, 66} the value 63 does not actually belong, and value 66 does belong.

Then this set is written as:

63 < N ≤ 66

Such that N is an integer number.

The price of a plain bowl plus the price
of
extra ingredients equals $

Answers

Answer:3,13

Step-by-step explanation:the price of the bowl is 10$ then you add 3 extra ingredients for a dollar each 10+3=13

Answer:

3,13

Step-by-step explanation:

Let
cos
(
2

)

0.9994
What is the the value of
x
, in degrees, for
sin
(
x
)

0.9994
?

Answers

Answer:

can write it again soon as you can do it again

I need help my brain is too small to answer this

Answers

Answer:

5/6 or 0.83

Step-by-step explanation:

5 ÷ 6 = 0.83 or 5/6

how do you solve 0.4m(40m-20n)

Answers

Answer:

= 16m2o−8mno

Step-by-step explanation:

Use the ordered pairs shown in the table.

Which equation represents the data in the
table?

Answers

Answer:

Option C y = 1.5x

Step-by-step explanation:

If you look closely you will notice that there is a pattern that follows all the time. And the pattern is...

y = 1.5x

When 8 is subtracted from the square of a number , the result is 7 times the number find the positive solution

Answers

Answer:

x=8

Step-by-step explanation:

(X^2-8)=7x

Please help me I'll give you the crown if its right

In the figure below, mROP = 125°.
Find the measure of each arc. For each arc, write two or more complete sentences explaining which theorem or postulate you used to find your answer. Include your equations and calculations in your final answer.

Answers

Step-by-step explanation:

first we notice that the line RS makes a diagonal in the circle.Since we are given ROP we can find SOP by:

180⁰-125⁰=55⁰

since they are in each others opposite point they are equal so that means that if we try the equation we did before: SOQ =ROP and QOR=SOP

Step-by-step explanation:

step 1. mPOS = 180 - 125 = 55°. (supplementary angles)

step 2. mQOS = 125° (vertical angles)

step 3. mQOR = 180 - 125 = 55° (supplementary angles).

[tex]\frac{5}{6}x - 8=\frac{1}{3}(3x-15)[/tex]

Answers

Answer:

x= -18

Step-by-step explanation:

Solve for  

x

by simplifying both sides of the equation, then isolating the variable.

And they were roommates...
the answer is x=-18

The boys' basketball team at Washington High School has been doing really well so far this year. In the past six games, they've scored the following points.

84, 67, 74, 87, 67, 73

What is the mean of their scores?

20
67
73.5
75.3

Answers

Answer:75.3

Step-by-step explanation:

Add all the numbers then divide by how many numbers their are

Answer:

75.3

Step-by-step explanation:

You add all the numbers together and you get 452. Then you you divide 452 by how many numbers are in the set which is 6 and you get 75.2 but since there is 75.3 but no 75.2, 75.3 is your anwser.

Hope this explains a lot!!!!!!!!!!!!!!

HELP ASAP!!

drag each expression into the correct category according to its sum or product.

Answers

Answer:

Here are the answers. Hope this helps you!

Step-by-step explanation:

11/12*9/22 = rational         (as the solution is 33/88 which is in p/q form with                                    q not equal to 0 and p and q as integers.)

√5 *8 = 8√5 = irrational

3 + √17 = irrational                               (sum of a rational and irrational     number is always irrational)

√3*√12 = √36 = 6= rational number

π - 2π = -π = irrational                                   (since π is irrational)

-3/8 + 3/5 = -15+24/40 = 9/40 = rational

√6/2  - 1/2 = 1/2*√6 - 1 * 1/2 = 1/2 (√6 - 1) = irrational      (in this case difference is irrational and the product is clearly irrational as well).

You're given a side length of 8 centimeters. How many equilateral triangles can you construct using this information

Answers

Answer:

1 equilateral triangle

Step-by-step explanation:

Given

Shape: Equilateral Triangle

Side length = 8cm

Required

Determine the number of triangles

From the question, we understand that the triangle is equilateral and the length of a side is 8cm.

This implies that the length of other sides will also be 8cm.

So, only one triangle can be constructed and their side lengths is 8cm.

what is the slope intercept form​

Answers

y=9/4 x +5 sjhsnsjajjdj

Answer:

5.8

Step-by-step explanation:

5.8 is the correction

The population of a town has been growing, following the equation P=400t+3000, where t is years after 2010. The number of restaurants in the town has been growing according to the equation R=6t+35.

Complete an equation for the number of restaurants per capita (per person)

Restaurants per capita: ______

How many restaurants per capita does this model predict for the year 2016?_______

Please also explain it to me, only if you can! Thank you!

Answers

Step-by-step explanation:

t is time since 2010. so,

the population prediction for 2016 is :

p= 400 ( 2016-2010)+3000

p= 400 (6) + 3000=5400

the number of restaurant prediction for 2016 is.

R=6(2016-2010)+35

R=6 (6)+35=71

so, per capita (per person) there would be:

71 restaurant for 5400.

people that is :71/5400 or 0.0131 restaurant per person.

per restaurant there would be,5400/71 or 76.056 per restaurant.

population corresponding to time (t).

=( R/ P) = (6t + 35). / 400t + 3000, where t= 2016-2010= 6 years

= 71/5400

= 0.0131

Restaurant per capita

R/P = (6t+35) / (400t + 300)

t= 2016-2010 =16

R/P = (6.16+35) /(400.16+3000)

= 131 (6400+3000)

=85/9400

=0.009042

Plss help (IF ITS BOTH OR NEITHER PLS TELL ME) Zoom in to see full pic!!

Answers

It would be B, the second triangle.
Hope this helps.

to find the missing length for the equation you would use b.

PLS HELPPPPP!!!!!!! The probability that a student plays Animal Crossing is 8%. What is the probability that a student does not play Animal Crossing?

Answers

Answer:

92%

Step-by-step explanation:

100-8=92

Answer:

91%

Step-by-step explanation:

If 8% is 8 out of 100, then the rest would be 91%, out of 100.

Use the graph of the polynomial function to find the factored form of the
related polynomial. Assume it has no constant factor.
A. (x + 1)(x-7)
B. (x + 1)(x + 7)
C. (x - 1)(x-7)
D. (x - 1)(x + 7)

Answers

The factored form of the related polynomial function is  (x - 1)(x - 7).  

What is polynomial function ?

Polynomial function is a function that involves non-negative integer powers or positive integer exponents of a variable in an equation like the quadratic equation, cubic equation.

We have,

In the graph given in question, we can see that x - intercepts the axis twice.

And graphs behave differently at various x - intercepts. Sometimes the graph will cross over the x-axis at an intercept and other times the graph will touch the x-axis and bounce off.

Now, in graph;

The intercept at x = 1 ,

i.e. the solution of the x - 1 = 0  and passes through the axis.

Now,

The x - intercept at x = 7,   is the solution of x - 7 = 0 and again passes through the axis.

So, from the above statements we can say that the factored form of the related polynomial is  (x - 1)(x - 7)

Thus, we can say that the factored form of the related polynomial function is  (x - 1)(x - 7).

Learn more about polynomial function from:

brainly.com/question/14711679

#SPJ1

Dora buys some T-shirts for $8.75 each and pairs of shoes for $27.50 each. If she buys 4 T-shirts, how much money would she have to spend in all

Answers

8.75*4=35  so $35 for shirts

and depending on how many shoes she buys but lets just say one pair

35+27.50= 62.50              so it would be a total of $62.50

$62.50

Step-by-step explanation:

4 shirts with each price $8.75 = 4 × $ 8.75= $ 351 pair of shoes with price = $ 27.50so total price = $ 35 + $ 27.50 = $ 62.50

MARK ME AS BRAINLISTPLZ FOLLOW ME

what are the values of AB and DE in parallelogram ABCD?

Answers

Answer:

AB equals 13 and DE equals 7.

Step-by-step explanation:

In a parallelogram, the opposite sides are equivalent, so AB will equal CD which equals 13. Based on this rule, you can infer that BC = AE + ED. Since BC equals 23 and AE equals 16, ED would be 7.

The solution is

The value of AB of the parallelogram is 13

The value of DE of the parallelogram is 7

What is a Parallelogram?

A parallelogram is a simple quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length and the opposite angles of a parallelogram are of equal measure

The four types are parallelograms, squares, rectangles, and rhombuses

Properties of Parallelogram

Opposite sides are parallel

Opposite sides are congruent

Opposite angles are congruent.

Same-Side interior angles (consecutive angles) are supplementary

Each diagonal of a parallelogram separates it into two congruent triangles

The diagonals of a parallelogram bisect each other

Given data ,

Let the parallelogram be ABCD

The value of side CD = 13

The value of side BC = 23

The value of side AE = 16

AD = AE + ED

And , Opposite sides are parallel in a parallelogram

Now , the value of side AB = CD

So , the value of side AB = 13

And , The value of side BC = AD

So , the value of AD = 23

AD = AE + ED

Substituting the values in the equation , we get

23 = 16 + DE

Subtracting 16 on both sides of the equation , we get

DE = 23 - 16

The value of side DE = 7

Hence , the value of side AB = 13 and value of side DE = 7

To learn more about parallelogram click :

https://brainly.com/question/23488153

#SPJ2

solve -1/8y ≤ 34. then graph the solution.

Answers

Answer:

Multiply each term in −1/8y≤34 by −8. When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.

−1/8y x −8 ≥ 34 x −8 Simplify −1/8y x −8

y ≥ 34 x −8

Multiply 34 by −8.

y≥−272

Step-by-step explanation:

y=x/3+2.
Its a benchmark pls help

Answers

Answer:

Slope:

y= 1/3

help help help MARK BRAINLEST

Answers

Answer:

x=18

Step-by-step explanation:

S=(n-2)180

S=(5-2)180

S=3x180

S=540

540=(9x-6)+(3x+23)+95+((7x-4)+90

540=19x+198

540-198=19x

342=19x

342/19=x

x=18

5. What are the values of x and y?
O x=2sqrt3 y=4
O x=8sqrt7 y=4sqrt21
O x=8sqrt3 y=8sqrt3
O x=4sqrt21 y=8sqrt7​

Answers

Answer:

x= 90 degree

y= 43 degree

Step-by-step explanation:

We have been given an isosceles triangle being two sides equal AB and AC

By the property of isosceles triangle

The sides which are equal will have same base angle

Hence, ∠ABC=∠ACB=

We know that sum of angles of triangle is  

∠ABC+ ∠ACB+∠BAC=      (1)

Since, ∠BAC is the bisector so, ∠BAD and ∠DAC are equal which is  

Now, substituting the values in (1) we get:

Now, we will consider ΔABD to find x

,∠ADB=∠ABD=

Now, Apply the sum of angles of triangle is  we get:

Answer:

x = 8[tex]\sqrt{7}[/tex]

y = 4[tex]\sqrt{21}[/tex]

Step-by-step explanation:

use the altitude rule to find the height of the triangle first

12/h = h/16

h² = 12x16

h = [tex]\sqrt{192}[/tex]

h = [tex]\sqrt{4}[/tex][tex]\sqrt{4}[/tex][tex]\sqrt{4}[/tex][tex]\sqrt{3}[/tex] = 8[tex]\sqrt{3}[/tex]

now you can use the Pythagorean Theorem with height of 8[tex]\sqrt{3}[/tex] along with the other leg of 12 to find 'y'; which comes out to be [tex]\sqrt{336}[/tex] or [tex]\sqrt{4}[/tex][tex]\sqrt{4}[/tex][tex]\sqrt{21}[/tex]

then use the Pythagorean Theorem with height of 8[tex]\sqrt{3}[/tex] along with the other leg of 16 to find 'x'; which comes out to be [tex]\sqrt{448}[/tex] or [tex]\sqrt{4}[/tex][tex]\sqrt{4}[/tex][tex]\sqrt{4}[/tex][tex]\sqrt{7}[/tex]

1. Which of the points below
is a solution to the system:
y = 3x + 2 and y = 5x - 6?
A. (3, 11)
B. (4, 14)
C. (2, 4)
D. (18, 60)

Answers

Answer:

B

Step-by-step explanation:

I found this out my pluging in the points from B into the two each equation

[tex]14 = 3(4) + 2[/tex]

[tex]14 = 5(4) - 6[/tex]

Hope this helped

Which expression has a value of 15 when n= 7?
43-5
O 31-5
O on-28
28
019-
n

Answers

Answer:

19- 28 over N

Step-by-step explanation:

Chad likes to play Bingo at the nearby American Legion Hall. One day he goes into the hall with $14 in his pocket. When he comes out, he has no money left and owes his friend Greg $3.

1. How much money did Chad lose that night?

2. At home, Chad finds $5 in the kitchen drawer. If you include the $3 he owes Greg, how much does Chad have, total?

Answers

Answer:

1. $17

2.$2

Step-by-step explanation:

Answer:

1)14+3=17

2)5-3=2

please help solve :D

Answers

Answer:

101

Step-by-step explanation:

4x+11 + 6x -1 = 180 (because they are supplementary)

10x =170

x = 17

angle L = 6(17) - 1 = 101

Angle L and Angle N are congruent. so N = 101

The answer to this is101
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(Hint: All examples are perfect squares.)a. 16b. 169c. 64d. 400ANSWER: 1.If you substitute the number 2 for x in the problem, youll make it true.a.6x + 8x = 10xb.62 + 82 = 102c.36 + 64 = 100d. 100 = 1002. Insert two radical signs into the problem like this to make it true:5 = 5 4 + 4 + 445 = 2 + 2 + 15 = 53. a. 42 = 4 4 = 16b. 62 = 6 6 = 36c. 132 = 13 13 = 169d. 102 = 10 10 = 1004. a. 13 = 1 1 1 = 1b. 23 = 2 2 2 = 8c. 43 = 4 4 4 = 64d. 83 = 8 8 8 = 5125. a. 2 2b. 8 8 8 8c. 12 12 12d. 20 20 20 20 206. a. 52b. 74c. 23d. 957. a. 33 = 3 3 3 = 27b. 142 = 14 14 = 196c. 125 = 12 12 12 12 12 = 248,832d. 90 = 1 (Any number to the zero power equals 1.)e. 44 = 4 4 4 4 = 256f. 171 = 17 (Any number to the first power equals itself.)8. a. 7.6 103(103 = 1,000 and 7.6 1,000 = 7,600)b. 2.34 104(104 = 10,000 and 2.34 10,000 = 23,400)c. 1.67 105(105 = 100,000 and 1.67 100,000 = 167,000)d. 2 109(109 = 1,000,000,000 and 2 1,000,000,000 = 2,000,000,000)9. a. 97,000(9.7 10 10 10 10 = 97,000)b. 700,000(7 10 10 10 10 10 = 700,000)c. 89,700,000(8.97 10 10 10 10 10 10 10 = 89,700,000)d. 32,000,000,000(3.2 10 10 10 10 10 10 10 10 10 10 = 32,000,000,000)10. a. 4 (4 4 = 16)b. 13 (13 13 = 169)c. 8 (8 8 = 64)d. 20 (20 20 = 400) From the ledger balances given below, prepare a trial balance for the Whispering Winds Corp. at June 30, 2019. 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