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OpenStudy (adi3):
Will medal Please help suppose f(x) = 3x+1 and g(x) = x^2+2x. Find x such that f(g(x)) = 10
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OpenStudy (adi3):
@AaronAndyson
OpenStudy (welshfella):
to find f(g(x)) replace the x in f(x) with x^2 + 2x and simplify
OpenStudy (welshfella):
then solve for x
OpenStudy (welshfella):
f(g(x)) = 3(2x^2 + 2x) + 1
OpenStudy (adi3):
so is that the answer
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OpenStudy (adi3):
@welshfella
OpenStudy (welshfella):
No you need to simplify it then equate it to 10 and solve for x
OpenStudy (adi3):
ohhi get it thnxs
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