# Math

1) Write the correct function rule that describes the relationship shown in the table below.

X f(x)
1 -1
2
3
4
5

1. 👍 0
2. 👎 0
3. 👁 57
1. No functional "relationship" is shown, except at x=1. You need to complete the table.

1. 👍 0
2. 👎 0
posted by drwls
2. The table is

X f(x)
1 -1
2 2
3 5
4 8
5 11

1. 👍 0
2. 👎 0
3. trick:
X f(x) then column of change in f(x)
1 -1
#### 3
2 2
#### 3
3 5 a ha, change in y constant for 1 unit change in x so --- constant slope = 3/1 and form y = 3 x + b
#### 3
4 8
#### 3
5 11
So put in a x and f(x)
like (1,-1)
-1 = 3 (1) + b
b = -4
so
y = 3 x - 4

1. 👍 0
2. 👎 0
posted by Damon
4. thanks so much

1. 👍 0
2. 👎 0
5. You are welcome :)

1. 👍 0
2. 👎 0
posted by Damon

## Similar Questions

1. ### Algebra: Functions

Write a rule that describes the relationship between minutes and second. Write a rule that describes the relationship between minutes and second. Find the rule for each function table. x y 2 -2 0 0 -2 2 -4 4 it looks like the x is

asked by Amanda on April 3, 2007
2. ### Algebra

1.Solve /x-1/5/=3 A.x=-14/5 or x=16/5 B.x=14/5 or x=-16/5 C.x=-14/5 or x=-16/5 D.x=14/5 or x=16/5 2.The table shows the relationship between two variables. Which selection describes the relationship? X=1, 2, 3, 4 Y=2, -3, -8, -13

asked by GummyBears on December 15, 2015
3. ### Math help! Hurry Please~

1. Scientists estimate the rate of the wildebeest running at full speed to be 66 feet per second. Write a function rule to describe the relationship between the time, t, and the distance ,d, a wildebeest travels when running at

asked by Fluffy Unicorn on March 9, 2017
4. ### Math I need help ASAP!

1) Identify the function rule shown in the table. Function Table n - 3, 4, 5, 6 y - 2, 1, 0, -1 a. y = 2 + n b. y = 5n c. y = 5 - n d. not enough information ** 2) What is the values of the function y = -2x - 4 for x = 0,1,2 and

asked by Talea on April 7, 2015
5. ### Math

1.Mia charges \$2.25 per hour when she babysits, plus \$5.00 for transportation expenses.Which function rule represents the amount y mia charges to babysit for x hours? A)Y = 2.25x + 5.00*** B)X = 5.00y + 2.25 C)Y = 5.00x + 2.25 D)Y

asked by Reeses on May 20, 2017
6. ### Pre-Algebra

1. Given the function rule f(x) = x² – 3x + 2, what is the output of f(–2)? 2. Suppose you earn \$12 each time you mow the lawn. Write the function describes the relationship between your total earnings E and the number of

asked by Anonymous on May 12, 2015
7. ### Math

Make a table and graph each quadratic function. Use integers from -3 to 3 for inputs. #4- y= -x2 #5- y=2x squared #6- y= -8x squared #7- y= x squared + 2 Make a table and a graph for each function. Use only positive values for x.

asked by Math on May 11, 2016
8. ### math

Write a function rule for the data in the table. Input (x) 1 2 3 4 5 Output(y) 6 8 10 12 14 I've been looking at this for about an hour now and can't figure out how to write it. I understand what the rule is, but I dont know how

asked by meow on May 19, 2017
9. ### algebra

The Jackson High School gymnastics team sells calendars for their annual fundraiser. The function rule below describes the amount of money the team can raise, where y is the total amount in dollars, and x is the number of

asked by crissy on February 23, 2016
10. ### math help !

3. Which function rule would help you find the values in the table ? n 2 4 6 m -8 -16 -24 A) m = -2n B) m = n - 2 C) m = n - 4 D) m = -4n 2. Explain how to write a function rule from the table below. Then write a function rule. x

asked by kelsey on May 18, 2014

More Similar Questions