Question

determine o valor de m para que o resto da divisao do polinomio P(x)=2x³+x-4mpor 2x-1seja 5

Answer 1

Ola Leticia

2x - 1 = 0
2x = 1
x = 1/2

P(1/2) = 5

2*(1/2)^3 + 1/2 - 4m = 5

2/8 + 1/2 - 4m = 5

4m = 2/8 + 4/8 - 40/8 = -34/8

m = -34/32 = -17/16 

.