Question

if x+2 is a factor of x^3+ax^2+5x-6 then find value of a​

Answer 1

Answer:

value of a =6

Step-by-step explanation:

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Answer 2

Answer:

a=6

Step-by-step explanation:

as x+2 is a factor, x= -2

substitute -2 in the place of x

-8+4a-16 will be the equation

-8+4a-16=0

4a=16+8

4a=24

therefore, a=6