Let f(x) = x2 + x + 2 and g(x) = 2x2 + 5. find f(g(x)). show each step of your work.


Asked by maham237 @ in Mathematics viewed by 329 People

Answered by maham237 @



f(g(x))=(2x^2+5)^2+2x^2+5+2\\
f(g(x))=4x^4+20x^2+25+2x^2+7\\
f(g(x))=4x^4+22x^2+32


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