Question

Show that (x-2) Is a factor of x²+5x²-5x-18

Answer 1

Answer:

Step-by-step explanation:

P(x)=x³+5x²-5x-18

P(2)=2³+5×2²-5×2-18

=8+5×4-10-18

=8+20-10-18

=28-28=0

So(x-2)is a factor of p(x).

Answer 2

Answer:

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