xharmony5xmia9598 xharmony5xmia9598
  • 25-03-2017
  • Mathematics
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If f(x) = 2x + 3 and g(x) = x2 + 1,find f(g(3))

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irspow
irspow irspow
  • 25-03-2017
f(g(x))=2(x^2+1)+3

f(g(x))=2x^2+2+3

f(g(x))=2x^2+5

f(g(3))=2(3^2)+5

f(g(3))=2(9)+5

f(g(3))=18+5

f(g(3))=23

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