Question

Dada a função F(x)=2x-44 determine:
a) 0 da função
b)calcule F(-1)
c)calcule F(x)=100

Answer 1

a) F(22) = 0

2x - 44 = 0

2x = 44

x = 44/2

x = 22

b) F(-1) = -46

F(-1) = 2 (-1) - 44

F(-1) = -2 - 44

F(-1) = -46

c) F(72) = 100

2x - 44 = 100

2x = 144

x = 144/2

x = 72