Question

. Considere f (x) = 3 x e g (x) = 5 x + 1 Determine: a) f ( 1 ) + g ( 3 ) = b) o valor de x de modo que g (x) = 11

Answer 1

f (x) = 3 x  ; g (x) = 5 x + 1

a) f(1) = 3 .1 = 3 ; g(3) = 5(3) + 1 = 16

b) g(x) = 11 = 3x ⇔ 3x = 11 ⇔ x = 11/3 

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06/04/2016
Sepauto - SSRC
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