Question

Is x= 2 a zero of a polynomial p(x) = (x+2)3 – 8x + 16

Answer 1

Answer:

Given that ;

p ( x ) = ( x + 2 )³ - 8x + 16

• x = 2

Substitute x value :

x = 2

( x + 2 )³ - 8x + 16

( 2 + 2 )³ - 8 ( 2 ) + 16

4³ - 16 + 16

64

Answer 2

Answer:

answered in pic

Step-by-step explanation:

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