SOLUTION: Please help me solve this: f(x)=x^2+1 , g(x)=x^2-3 a. (f.g)(x) b. (g.f)(x) c. (f.g)(2)
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Question 928773
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Please help me solve this: f(x)=x^2+1 , g(x)=x^2-3
a. (f.g)(x)
b. (g.f)(x)
c. (f.g)(2)
Answer by
josgarithmetic(39623)
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If your period mark means multiplication, then a and b are the same. Multiply the two binomials and simplify. c is just evaluation of the function at x=2.
Let x=2.