Question

determine o zero de cada função y = 2x - 10 e F(x) =-5x+2​

Answer 1

Oi....

a)

y = 2x - 10

y = 0

2x - 10 = 0

2x = 10

x = 10/2

x = 5

b)

f(x) = - 5x + 2

f(x) = 0

- 5x + 2 = 0

- 5x = - 2 ⇒( - 1)

5x = 2

x = 2/5

Bons estudos.