Can anyone answer this question for me.

Can Anyone Answer This Question For Me.

Answers

Answer 1

Answer:

That is the formula for solving quadratic equations like:

ax^2+bx+c = 0

You substitute the variables from your quadratic equation to solve them.

Answer 2
It would be 0

I’m
In college to help other

Related Questions

Graph the following word problem and then write an equation: Jamal started with $4 in his savings and makes an additional $3 per week.

Answers

Answer:

use desmos

Step-by-step explanation:

put y=3x+4 and make a graph from that its really helpful trust me

The graph shows the number of cases of bottles of water and the total number of bottles of water.
Bottles of Water
Write an equation that you can use to determine the number of bottles of water in the store if you know then number of cases of water.

Answers

Answer:

b = 24c

Step-by-step explanation:

what is 13 % of 120.00 dollars and why

Answers

Answer:

15.6

0.13 times 120=15.6

Answer:

15.60

Step-by-step explanation:

You multiply 13% and 120.00 to get the answer I hoped that I helped you have a nice day or nigh!

Please help!! I need the answer asap

Answers

Hello,

I believe it’s the last one

Mr. Starnes wondered what proportion of Katy Perry's Twitter followers are

female, so he selected a random sample of 500 of Katy Perry's followers. In the

sample, 308 are female. Construct and interpret a 90% confidence interval for the

true proportion of Katy Perry followers that are female.

Answers

Answer and Step-by-step explanation:

To calculate a confidence interval for a proportion:

1) Determine the proportion

[tex]p=\frac{308}{500}[/tex]

p = 0.616

2) A 90% confidence interval has z-score that is 1.645.

3) Calculate margin of error

[tex]ME=\sqrt{\frac{p(1-p)}{n} }[/tex]

where

n is the sample size

So

[tex]ME=\sqrt{\frac{0.616(1-0.616)}{500} }[/tex]

[tex]ME=\sqrt{\frac{0.616(0.384)}{500} }[/tex]

ME = 0.02175

Then the interval is given by

p ± z(ME)

0.62 ± 1.645(0.02175)

0.62 ± 0.035

The interval will be

0.585 < p < 0.655

What this means is that we are 90% confident that the true proportion of Katy Perry's Twitter female followers is between 0.585 and 0.655.

What is the value of point A ? ---------

Answers

Answer:

The answer is (5,3) because x=5 and y=3

Answer:

the answer is (5,3).

Step-by-step explanation:

5 by 3 is 15, so there are 15 squares or units.

Benita buys 2 shirts for the same price, s. The sales tax rate is 6.5%.


Write an expression to represent the total cost of the shirts in two different ways.


Enter the correct answers in the boxes.

Answers

Answer:

2S + 0.065(2S)

Step-by-step explanation:

Since S is the price of a shirt, the price of two shirts would be 2 x S = 2S

a tax is a compulsory sum levied on goods and services. tax increases the price of a good

The price of the 2 shirts would increase by the amount of tax ; 0.065(2S)

This gives = 2S + 0.065(2S)

Alternatively, since two shirts were purchased, the amount of tax would be twice 0.065 - 0.13 - S + S + 0.13S

We want to write two expressions that represent the total cost of the shirts, the expressions are:

Cost = P*(1.065) +  P*(1.065)

cost = P*2.13

We know that Benita buys two shirts for the same price, P.

Then at this moment. the total cost is just:

cost = 2*P

Now we apply a 6.5% tax, then the price increases by 6.5%, this is written as:

P' = P*(1 + 6.5%/100%) = P*(1.065)

Then the total cost is twice that amount, written as:

Cost = P*(1.065) +  P*(1.065)

This can be one of the two expressions.

Now to get the other expression, we just simplify the above one:

cost = 2*P*(1.065) = P*2.13

If you want to learn more, you can read:

https://brainly.com/question/20853486

Which statement is true about the slope of the graphed line?

Answers

B. the slope is positive because its in a straight line

Which equation can be used to determine the
value of x?

Answers

Answer:

The yellow one

Step-by-step explanation:

Answer:

the yellow one

is the answer

How many four-digit numbers can be made from the numerals 7, 6, 5, and 3?

24
4
12

Answers

Answer:

12 different four digit numbers

Step-by-step explanation:

Answer:

24

Step-by-step explanation:

permutations! order required

P(4,4) = [tex]\frac{4!}{(4-4)!} = \frac{4!}{0!} = \frac{24}{1}[/tex]

What’s the answer to this please? Thank u!

Answers

Answer:

I think the answer is C.

Step-by-step explanation:

Have a good day ;-).

Abdullah and Kanna are working on the same problem.
A juice box has 20% more juice in its new packaging.
The original packaging held 12 fluid ounces. How
much juice does the new packaging hold?
Whose double number line is correct?EXPLAIN YOUR THINKING!!!!!!!

Answers

Answer:

Abdullah is correct.

Step-by-step explanation:

The bottle contained originally 12 fl oz, so 12 fl oz is 100%.

The box now contains 20% more, so now it contains 120% of 12 fl oz.

120% * 12 fl oz = 1.2 * 12 fl oz = 14.4 fl oz

Also, 20% is 1/5. Abdullah divided 12 oz into 5 equal parts, and then he added one more 1/5. He interpreted the problem correctly. The amount in the new bottle is the amount of the old bottle plus 20% of that old amount.

Kanna considers the original amount to be 80%. When he adds another 20%, he is adding 1/4 of 12 which is too much. That is why he gets an incorrect answer that is to high. He interpreted the problem incorrectly. For him, the old bottle has 20% less than the new bottle. That is incorrect.

Abdullah is correct.

List 3 synonyms for the word input in math?

List 3 synonyms for the term outputs in math?

Please help this is due today and I really need help.

Answers

Synonyms for the word 'input' in math:

Domain and Range

Synonyms for the word 'output' in math:

Range of the function

Explanation:-

The input is the number you feed into the expression

The output is what you get after the look-up work or calculations are finished.

2. Given the equation of a circle in standard form, identify the center, radius, and graph the circle.
(x + 1)2 + (y - 2)2 = 36

Center:
Radius:

Answers

Answer:

Center: ( -1 , 2 )

Radius: 6

Step-by-step explanation:

The equation for a circle is given as follow:

[tex](x-h)^{2} +(y-k)^{2} =r^{2}[/tex]

Where,

the Center is: ( h , k ) (note that the signs of the number are different)

and the radius is: r

So if we compare the original circle equation to the equation in the question we can see that:

[tex](x+1)^{2} +(y-2)^{2} =36[/tex]

the Center is: (-1,2)

and the radius is: [tex]\sqrt{36}[/tex] = 6

2. To draw the graph find points that lay on the circle, it's better to take the values of x and y from the Center:

first sub y=2 in the equation to find the values for x:

[tex](x+1)^{2} +(y-2)^{2} =36[/tex]

[tex](x+1)^{2} +(2-2)^{2} =36[/tex]

[tex](x+1)^{2} +(0)^{2} =36[/tex]

[tex](x+1)^{2} =36[/tex]

[tex]x+1 =±\sqrt{36}[/tex]

[tex]x=6-1[/tex]    AND    [tex]x=-6-1[/tex]

[tex]x=5[/tex]          AND    [tex]x=-7[/tex]

The points are A(5,2)  and  B(-7,2)

second sub x= -1 in the equation to find the values for y:

[tex](x+1)^{2} +(y-2)^{2} =36[/tex]

[tex](-1+1)^{2} +(y-2)^{2} =36[/tex]

[tex](0)^{2} +(y-2)^{2} =36[/tex]

[tex](y-2)^{2} =36[/tex]

[tex]y-2=±\sqrt{36}[/tex]

[tex]y=6+2[/tex]    AND    [tex]y=-6+2[/tex]

[tex]y=8[/tex]          AND    [tex]y=-4[/tex]

The points are D(-1,8)  and  E(-1,-4)      

After finding the points write them in the graph and match them together to get the like the circle in the picture below:

I also need help with this one

Answers

Answer:

perimeter=2(l+b)=2(16+24)=80

rate =$2per inch

total cost=perimeter ×rate=80×2=$160is your answer

10. What is the exponent in this equation: 5*(x-2) = 125 *
O
Х
X-2
5
O
125

Answers

Step-by-step explanationperdonbro solo quo ielos prutnos  j

:

Answer:

Step-by-step explanation:

[tex]5^{(x-2)}=125\\ \\ 5^{(x-2)}=5^3\\ \\ x-2=3\\ \\ x=5\\ \\ \text{So the exponent is 3}[/tex]


Without graphing, tell if the coordinate (5,3) is a solution to
the inequality shown below by choosing TRUE or FALSE.
2x - y < 5
True
False

Answers

Tru because she say that siry

Verify the identity.

[tex]cos 4u = cos^{2} 2u - sin^{2} 2u[/tex]

Answers

Answer:

Yes, it is an identity

Step-by-step explanation:

Given △ACD and △CDF, what is FD?

Can i Get some help? 5 stars!

Answers

Answer:

FD is Congruent to DC

Step-by-step explanation:

Solve for x your answer must be simplified. -4+x<9

Answers

Answer:

x<13

Step-by-step explanation:

To solve this, we want to have the isolate the variable x on the left side, by itself without a coefficient. All we have to do to do this is add 4 to both sides, cancelling out the -4 and getting x<13

Answer:

x = 13 + y

Step-by-step explanation:

Simplify:

-4 + x = y + 9

Reorder the terms:

-4 + x = 9 + y

Move all terms containing x to the left all other terms to the right

Add 4 to each side of the equation

-4 + 4 + x = 9 + 4 + y

Combine like terms: -4 + 4 = 0

0 + x = 9 + 4 + y

x = 9 + 4 + y

9 + 4 = 13x = 13 + y

Answer:

x = 13 + y

Help me please!
I don’t get this question

Answers

Supplementary angles are angles that when you add them, make 180 degrees, which is a straight line. They are not to be joined together but added. So if one measures 90 degrees more than another, well what's the answer? I hope this helps.

If x = -6 and y= 2, evaluate the following expression:
x² + y²

Answers

Answer:

40

Step-by-step explanation:

-6 * -6 = 36

2 * 2 = 4

= 40


someone help okeseeee

Answers

Answer:

volume=lxbxh

=6*6*12

=432cm^2

6x - 5 = 5x What does x equal

Answers

Answer: x=5

Step-by-step explanation: u can just simplify it

Admission for adults is 12 dollars. Admission for kids is eight dollars.One day 575 people entered the cave paying 5600 how many adults into the cave

Answers

Answer:

Step-by-step explanation:

Admission for adults is 12 dollars. Admission for kids is eight dollars.One day 575 people entered the cave paying 5600 how many adults into the cave

What is the sum of the exterior angles of this octagon?

Answers

Answer:  D: 360°

An octagon is supposed to have a total of 360°, each side being equivalent to 45°. In conclusion, the exterior angle of this octagon is equivalent to 360°

Evaluate the expression using properties of operations.
-1.2 ÷ 1/6 × 5 × (-2)

A) -72
B) 2
C) 72
D) 120

Please include explanation, thx!

Answers

Answer:

-72 is the correct answer

X 65° 20 round to the nearest tenth

Answers

Answer:

sorry

Step-by-step explanation:

What is 110% of 100,000

Answers

Answer:

It is 110000 your welcome

Step-by-step explanation:

No explanation need luv

Please help!!! Thank you so much!!

Answers

Answer:

45 inches

Step-by-step explanation:

If the larger rectangle is 72, then you divide it by 8 because that is the ratio of the bigger rectangle. 72/8 = 9 so that means that the scale value of the shapes is 9 because they are proportional. So, you multiply 9 time 5 to get 45 which is the smaller rectangle.

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