Question

For which value of m, (x-3) is the factor of the polynomial 3x³-mx²+x +
6.​

Answer 1

Answer:

m=10​

Step-by-step explanation:

p(x)=3x³-mx²+x + 6

if x-3 is factor then p(3)=0

$p(x)=3x^{3}-mx^{2}+x+6\\p(3)=3\times (3)^3 - m\times 3^2 + 3+ 6\\0=81-9m+9\\9m = 90\\m=10$