27-01-2017
Mathematics

contestada

F(x)=-4x-7, find.....

A. F(3) B. F(-7)

Respuesta :

Apocrophon Apocrophon

27-01-2017

What you do is you plug the value in for x and solve:
[tex]f(3) = -4(3)-7\\ f(3) = -12-7\\ f(3) = -19[/tex]

[tex]f(-7) = -4(-7) - 7\\ f(-7) = 28-7\\ f(-7) = 21[/tex]

Answer Link

FashionableNERD FashionableNERD

27-01-2017

A.

F(3) = -19

B.

F(-7) = 21

Answer Link

Otras preguntas

Consider the function represented by 9x + 3y = 12 with x as the independent variable. How can this function be written using function notation? f(x)=____ x+4

a/b = c for b help me please this alot of a points please

What is the difference between Drift current & Diffusion current ?

Q1:Do you think positive parenting techniques work? Why or why not? Q2:Choose one of the three scenarios presented at the beginning of the module. Describe how

which value represents the number that is 10 times as great as five hundred eighty-one thousand

why transition metals have multiple oxidation states ?

CHOSE THE MEANING OF THE WORD IN EACH PASSAGE! HELP PLEASE , i cant make it bold so its the one in apostrophes "The road grew wilder and "drearier" a. broader

88 is 32% of what number?

If a line crosses the y-axis at (0, 1) and has a slope of 45, what is the equation of the line? A) 4y − 5x = 5 B) y − 4x = 5 C) 5y + 4x = 5 D) 5y − 4x = 5

the product of 6 and a number increased by 4 is 28