gregedwardferia gregedwardferia

23-01-2018
Mathematics

contestada

For f(x) = 3x + 1 and g(x) = x^2 - 6, find (f-g) (x)

A. 3x^2 - 17
B. -x^2 + 3x + 7
C. x^2 - 3x - 7
D. -x^2 + 3x - 5

Respuesta :

sqdancefan sqdancefan

17-03-2019

Answer:

B. -x^2 + 3x + 7

Step-by-step explanation:

(f -g)(x) = f(x) -g(x) = (3x +1) - (x^2 -6) . . . . substitute the functions

= 3x +1 -x^2 +6 . . . . . . . eliminate parentheses; next, collect terms

= -x^2 +3x +7 . . . . . matches choice B

Answer Link

Otras preguntas

Jenny 112 have a possible 148 points on a test she lost four points for each incorrect answer how many incurred answers does she have

How many provinces and territories does canada have?

One potential problem you should keep in mind when researching information on the Internet is that A. only information found using Google's search engine is cre

Is a prime number is a prime number 61 or 21

Triangle ABC was dilated by 50%. If AC = 6, what is A'C'?

Why is so little known about prehistoric art??

What is the correct html for referring to an external style sheet?

Thomas paine common sense preceded and influenced the declaration of independence

What is the area of a circle, if it's radius is 2cm?

Which correctly explains how to solve this problem? A number is multiplied by 2. Eight is added to the product. This sum is then divided by 5. The answer is 8.