Question

seja as funçoes f(x)=2x-4 e g(x)=3x+a. se f(1)-g(0)=6,quanto vale f(2)+5g(7)?

Answer 1

F(1)=2-4=-2
F(1)-G(0)=6
-2-(3X+A)=6
-2-A=6
-A=8
A=8
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F(2)=4-4=0
G(7)=21+8=29
F(2)+5G(7)
0+5(29)=145