write 56.78 correct to one significant number

Answers

Answer 1

Answer:

60

Step-by-step explanation:


Related Questions

What is the y-intercept of
each graph? Explain.

Answers

The y intercept of the left graph is 2 and the y intercept for the right graph is -0.5. These are the points where the line cross the y-axis (the vertical axis)

Help ASAP!
Question:
Identify the function that reflects f(x) = 14x3 − 7x2 + 6 across the y-axis and shifts it 6 units up.
Answer:
h(x) = 14x3 + 7x2 + 12
h(x) = −14x3 − 7x2 + 12
h(x) = −14x3 − 7x2
h(x) = 14x3 − 7x2

Answers

Answer: there's no answer, the correct answer is f(x) = -14x3 + 7x2

Step-by-step explanation:

1. f(x) = 14x3 − 7x2 + 6

2. reflection over y-axis : f(x) = -14x3 + 7x2 - 6

3. shift 6 units up : f(x) = -14x3 + 7x2 - 6 + 6

4. f(x) = -14x3 + 7x2

The correct function after reflection across the y-axis and shifts it 6 units up is,

⇒ h (x) = - 14x³ - 7x² + 12

What is Function?

A relation between a set of inputs having one output each is called a function.

We have to given that;

The function is,

⇒ f (x) = 14x³ - 7x² + 6

Now, After reflection across the y-axis we get;

⇒ f (x) = f (- x)

⇒ f (-x) = 14 (-x)³ - 7 (-x)² + 6

⇒ f (-x) = - 14x³ - 7x² + 6

And, After shifts it 6 units up, we get;

⇒ f (x) = f (x) + 6

Hence, We get the value of function is,

⇒ h (x) = - 14x³ - 7x² + 6 + 6

⇒ h (x) = - 14x³ - 7x² + 12

Learn more about the function visit:

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A grocery store is selling peaches for $0.98 per pound. Is this a function or Not function

Answers

Answer:

This is a function. Use y=mx+b equation

Step-by-step explanation:

To find the x and y values, simply plug in 0.98 to m. For every pound of peaches, you pay $0.98. The equation would be y=0.98x, where x is the number of pounds of peaches and y is the total cost.

Part A
The art club had an election to select a president.
75% of the 60 members of the club voted in the election,
How many members voted?
Answer:
members.
Part B.
How many members did not vote?
Answer:

Answers

no of members who voted=

75/100x60=45members

no of members who did not vote=

60-45=15 members

What is the length of the radius of a circle with center (10, -14) that is tangent to the line
x=13?

Answers

Answer:

length of radius of a circle = 3

Step-by-step explanation:

a tangent line touches the circle at one point

if the tangent line is at x=13 (vertical line) and the center of the circle is

(x,y) = (10,-14) with its center x at 10; then take the difference to find the radius;

x(tangent line) - x(center of circle) = radius of circle

length of radius of a circle = 13-10 = 3

you can also graph the circle and draw the tangent line to find the radius

The length of the radius of a circle as described in the question is; 14.32

The center of the circle is at; (10, -14)

The line that is tangent to the circle is; x = 13.

The coordinate of a point on the line is therefore; (13, 0)

The length of the radius of the circle can.be obtained from Pythagoras theorem as;

(Radius)² = (13-10)² + (-14-0)²

(Radius)² = (3)² + (-14)²

(Radius)² = 9 + 196

Radius = √205

Radius = 14.32

Read more:

https://brainly.com/question/10443107

What vector describes the transition depicted below !! Please help !!!

Answers

Answer:

vector v(4;-3)

Step-by-step explanation:

Make & the subject of the
Formula
6x ta=5(x+t)

What is the answer please

Answers

Answer is x = 5t-a

6x+a = 5(x+t) Expand the bracket
6x+a = 5x+5t Subtract the least x’s (so 5x)
x+a = 5t Subtract a to make x the subject
x = 5t-a

Answer:

x  = 5t - a

Step-by-step explanation:

The problem deals with making a variable the subject of the formula in the expression.

 Given expression:

            6x + a = 5(x + t)

  We are to make x the subject of the formula in the expression

   

Solution:

           6x + a  = 5(x+t)

On the right hand side, expand the parentheses and distribute the term outside;

          6x + a  = 5x + 5t

   Bring the term desired to be the subject to one side by adding (-5x) to both sides;

     6x + (-5x) + a = 5x + (-5x) + 5t

           x + a  = 5t

  Now add (-a) to both sides

         x + a + (-a) = 5t + (-a)

          x  = 5t - a

I don't know how to solve this question.​

Answers

Answer:

P=Q=R

Step-by-step explanation:

Mark me as brainliest

Eric paints 8 rooms in 3 days for 600$

a. What is his painting rate in dollars per day?

b. How much does he receive on average for a room?

c. About how many rooms could Eric paint in 6 days?

Brainliest for correct answer

Answers

The answers are A200 b 75 c 16

Francisco makes $11 per hour doing part time work on Saturdays. He spends $3 on transportation to and from work. The equation y = 11x - 3 gives his earnings y, after transportation costs, for working x hours. Complete the table of values for this situation.
x=2
x=3
x=4
x=5

Answers

Answer:

x=4

Step-by-step explanation:

qué son los ángulos?

Answers

Answer:

"what are angles"

Step-by-step explanation:

En la geometría euclidiana, un ángulo es la figura formada por dos rayos, llamados lados del ángulo, que comparten un punto final común, llamado vértice del ángulo. Los ángulos formados por dos rayos se encuentran en el plano que contiene los rayos. Los ángulos también se forman por la intersección de dos planos. Estos se llaman ángulos diedros

1.The following points (-4, -5), (-1, -5), (0, -5), (4, -5) are drawn on a coordinate plain. What is the domain of this function? *
A.{-5}
B.{-4, -1, 0, 4}
C.Not enough information
2.The following points (-4, -5), (-1, -5), (0, -5), (4, -5) are drawn on a coordinate plain. What is the range of this function? *
A.{-5}
B.{-4, -1, 0, 4}
C.Not enough information
3.The following points (-4, -5), (-1, -5), (0, -5), (4, -5) are drawn on a coordinate plain. What is the slope of this line? *
A.Not enough information.
B.-5
C.0
D.Undefined

Answers

Answer:

1). (B) ; 2). (A) ; 3). (C)

Step-by-step explanation:

1). { - 4, - 1, 0, 4 }

2). { - 5 }

3). m = 0

Find the slope of the line graphed below

Answers

7/3 rise over run hope it helps :)

If 2 (3t - 10) + t = 40 + 4t, what is the value of 3t?

Answers

Answer:

3t = 60

Step-by-step explanation:

2(3t - 10) = 40 + 3t

6t - 20 = 40 + 3t

3t - 20 = 40

3t = 60

If you need to simplify that then the answer would be t = 20.

3t will equal to 60 yea

4600000000 in standard form

Answers

Answer:

four billion, six hundred million

Step-by-step explanation:

evaluate the Expression when b=3

[tex] {b}^{2} - 6b - 5[/tex]

Answers

now let’s evaluate this down if b=3 then you do 3x3 because b is squared which equals 9 then we do 6b which is 18, so 9-18 is (-9) then we do -9 - 5 which is -14

PLEASE. HELP. ME.
Find the slope and equation, Select all.
that apply
b. Slope is zero
c. Slope is undefined

Answers

Answer:

C

Step-by-step explanation:

Because as it says the slope is unidentified well.....it is

True or False:
1. If two half planes never intersect, then their boundary lines are parallel.
2. If the boundary lines of two half planes are parallel, then they have no solution area.

Answers

Answer:

1- true

2-true

Step-by-step explanation:

hope this helps have a good day

Answer:

1True

2True

hope this helps!

EASY PLEASE HELP PLEASE HELP 15 POINTS...PLEASE HELP

Answers

Answer:

if im correct the y intercept if -1

Step-by-step explanation:

thats where the line crosses the y axes

Answer:

-1

Step-by-step explanation:

The line on the graph goes through the y axis at point -1

Anyone know da answer?

Answers

The first one is subtraction
The second one is addition
The third one is division
The last one is multiplication
Hope I helped :)

Evaluate the expression when =y−7.
y^2+4y-5

Answers

(-7)^2 + 4(-7) -5
= 49 - 28 -5
= 16

10. Carey is making 6 costumes for the school play. Each costume requires 1 1/2 yards of material. How many yards of material should Carey buy? ________

Answers

Answer:

thxs

Step-by-step explanation:

4. On the day Alex was born, his father invested $5000 in an account with a 1.2% annual growth rate.
Answer the questions below.
(a) Write a function, A(t), that represents the value
of this investment t years after Alex's birth.
(b) Use your equation to determine how much the
investment will be worth when Alexander turns
21

Answers

Answer and Step-by-step explanation:

A)    A(t) = 5000(1 + 0.012)t

B)    A(t) = 106260

A) 5000 is the initial amount, 1 + 0.012 is the interest rate, and t represents the years.

B) When we plug 21 into the equation,  we get 106260.

I hope this helps!

A rectangle has a length of 12 inches and a width of 8 inches. Lexi draws a scale factor of 0.5. What are the dimensions of the scale copy?

Answers

Answer:

6 inches and a width of 4 inches

Step-by-step explanation:

30 points!!
Find the missing term to make each statement true
1. 18e + __ = 12e
2. __ - (-21x) = 21x
3. 90z + __ = 80z

Answers

Answer:

1. 18e + (-6e) = 12e

2. 0x - (-21x) = 21x

3. 90z + (-10z) = 80z

1. 18e + (-6e) = 12e

2. 0x - (-21x) = 21x

3. 90z + (-10z) = 80z

The table and the graph show the relationship between the edge length, x, of a cube and its surface area, y. Is the relation a function?
Also weirdgamergirl7 if your watching this, ty for the answers <3

Answers

Answer:

Yes, the relationship between x and y is a non-linear function.

Step-by-step explanation:

Given the table

Edge Length, x            Surface Area, y

1                                             6

2                                            24

3                                            54

4                                             96

The table values clearly represent a function, because each input value has one and only one output value. i.e. there is no repetition of x values.

Also from the table values and the graph, it is clear that the function is not a linear function, because the graph is not a straight line. Also, In a cubic function, the highest power over the x variable(s) is 3. So, it is not a linear function.

Hence, we conclude that Yes, the relationship between x and y is a non-linear function.

Therefore, the 'last option' is correct.

Answer:

no it is non- linear

Step-by-step explanation:

Ms. Johnson has 8 children in her preschool class. She
would like to give each student an equal number of
chocolates. If each child got 18 chocolates, how many
did she start with?

Answers

total number of students = 8

each student = 18 chocolate

so, total number of chocolates = 18×8 = 144 chocolate s

Answer: 144

Explanation: To find out the original amount of chocolates she originally started with all you will have to do is multiply the amount of children their are and the amount they each got ( 18 x 8 ) and that will get you your answer (144)

The diameter of a circle is 16 meters. What is the angle measure of an arc 6​ meters long?

Answers

Answer:

42.99° or approx 43°

Step-by-step explanation:

Diameter of circle d = 16 m

Lenght of arc l= 6 m

Let the angle measure of the arc be [tex] \theta [/tex]

By length of arc formula of a circle.

[tex]l = \frac{ \theta}{360 \degree} \times\pi d \\ \\ 6 = \frac{ \theta}{360 \degree} \times 3.14 \times \: 16 \\ \\ \theta = \frac{6 \times 360 \degree}{3.14 \times 16} \\ \\ \theta = \frac{2160\degree}{50.24} \\ \\ \theta = 42.9936306 \degree \\ \\ \theta = 42.99 \degree \approx \: 43 \degree[/tex]

Your salary is $65,788. If you work fifty 40-hour weeks in a year, what is your hourly wage?

Answers

Answer:

$31.63 per hour

Step-by-step explanation:

hope this helped,brainliest

Your bike has a wheel diameter of 29 inches. You are traveling and your wheels are rotating at 148 revolutions per minute. What is the bicycle speed in miles per hour. (Round your answer to the nearest 1000th)

Answers

Answer:

12.77 miles per hour

Step-by-step explanation:

Step 1

Convert the diameter from inches to feet

Your bike has a wheel diameter of 29 inches.

1 inch = 0.0833 feet

29 inches =

29 × 0.0833 feet

= 2.41667 feet

Step 2

Circumference of the tire = πD

= π × 2.41667 feet

= 7.5921927182 feet

Step 3

The number feet traveled per hour is

148 revolutions per minute × 7.5921927182 feet

= 1123.6445223 feet per minute

60 minutes = 1 hour

Hence,

1123.6445223 × 60 =

67418.671337 feet per hour.

Converting from Feet per hour to Miles per hours

1 mile = 5280 feet

= 67418.671337 feet per hour/5280 feet

= 12.768687753 miles per hour

Approximately = 12.769 miles per hour

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