Consider the functions f(x) = 3x2 and g(x) = −2x − 5. What is the value of f[g(−4)]?

9

−31

27

3

Question

Consider the functions f(x) = 3x2 and g(x) = −2x − 5. What is the value of f[g(−4)]?

 9

 −31

 27

 3

anonymous · Answer

use it as a sample to solve the rest. First calculate g(-4) (That means substitute -4 for x in g(x). That should give you 3, then substitute 3 for x in f(x) that should give you 27.

anonymous · Answer

Yes the final answer is 27. I just explained step by step how I got it.

anonymous · Answer

can u help me with anthoer one?

anonymous · Answer

r u doing a quiz/test

anonymous · Answer

Consider the functions f(x) = 13x2 and g(x) = 7x − 5. What is the value of (f + g)(5)?

 325

 9750

 355

 295

anonymous · Answer

no just a lesson

anonymous · Answer

cause if u r, i can get suspended.its against the coc

anonymous · Answer

no im  not its a hw lesson thing

anonymous · Answer

can u help me with that question?

anonymous · Answer

so u can guess

anonymous · Answer

yep but i dont want to guess i have a D in there

anonymous · Answer

u don't need a perfect answer. if u have any questions ask ur teacher

anonymous · Answer

yah but it drops my grade

anonymous · Answer

nvm

anonymous · Answer

f its not a quiz it doesn't matter

anonymous · Answer

ok