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Mathematics 8 Online
OpenStudy (anonymous):

Hi, I really need help answering these problems and I'v been trying, but the answer i get doesn't come out as an option. Can someone pleas help me? : Consider the functions f(x) = 3x2 and g(x) = −2x − 5. What is the value of f[g(−4)]? The other one is : Consider the functions f(x) = 13x2 and g(x) = 7x − 5. What is the value of (f + g)(5)? Thank You!

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