Asked by Taylor
Find (fog)(2)
f(x)=Squareroot 4-x; g(x)=1-3x^2
Find (gof)(-2) for the same problem.
f(x)=Squareroot 4-x; g(x)=1-3x^2
Find (gof)(-2) for the same problem.
Answers
Answered by
Reiny
(fog)2 = f(f(2))
g(2) = 1 - 12 = -11
f(g(2) = f(-11) = √(4 -(-11)) = √15
do the second one in the same way
g(2) = 1 - 12 = -11
f(g(2) = f(-11) = √(4 -(-11)) = √15
do the second one in the same way
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