Question

If x+ 2 is a factor of x ^3-2ax^2+16 value of a is​

Answer 1

Answer:

a=2

Step-by-step explanation:

x+2 is factor

so..p (x)= -2

putting the value of x in equation

(-2)^3 -3×a×(-2)^2+16=0

=** -8-3×a×(-2)^2+16=0

=** -8-12a+16=0

= **8-12a=0

=**4 (2-3a)=0

=**2-3a=0

=** -3a= -2

=**a= 2/3

I hope it will help u

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