Discover the answers you need at Westonci.ca, where experts provide clear and concise information on various topics. Get quick and reliable solutions to your questions from knowledgeable professionals on our comprehensive Q&A platform. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

F(x)=2x+7
G(x)=3x^2-1
Which expression represents f(g(x))?
A 6x^2+5
B 6x^2 +12
C 3x^2-2x-8
D 3x^2 +2x+6

Sagot :

f(x) = 2x + 7
g(x) = 3x² - 1

f(g(x)) = 2(3x² - 1) + 7
f(g(x)) = 2(3x²) - 2(1) + 7
f(g(x)) = 6x² - 2 + 7
f(g(x)) = 6x² + 5

The answer is A.