Question

6) Sendo f(x) = x2+9x+m, encontre o valor de m para, f(2)=1.

Answer 1

f(x) = x2+9x+m

f(2) = 1

f(2) = x² + 9x + m

f(2) = 2²  + 9 . 2 + m

1 = 2²  + 18 + m

m = 1 - 4 - 18

m = -21

Resposta: m = -21