Question

For what value of m is x³-2mx² + 16 divisible by x + 2​

Answer 1

Answer:

m=1

Step-by-step explanation:

If we put m=1 then, equation will be : x³-2x² + 16

Now for division by x+2 means x= -2 will make equation x³-2x² + 16=0

(-2)^3-2(-2)^2+16

= -8-8+16

=0.