find the value of a if (x+2) is a factor of p(x) =x³+8x²+15x+ax-6
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Answer:
a= 3 / -3 ( select 3 or -3 according to the options given probably it's -3)
Step-by-step explanation:
after deviding we get remainder -2a -6
therefore
-2a -6 = 0
-2a= 6
a= 6/-2
a -3
hope it helps you
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