Question

determini o zero e raízes das funções = f( ×)=4×_12
g (×)=_2×+100
​

Answer 1

f(x) = 4x - 12

0 = 4x -12

-4x = -12 (-1)

4x = 12

x = 12/4

x = 3

g(x) = 2x + 100

0 = 2x + 100

-2x = 100  (-1)

2x = - 100

x = -100/2

x = -50