Question

i) If x=-1, find the value of the polynomial 2x” + 2x.​

Answer 1

0

Step-by-step explanation:

Put x =-1 in the polynomial

2(-1)^2 +2(-1)

2-2

0

Answer 2

Answer:

if x = 1

2x + 2x

2( 1) + 2( 1)

2 +2

=4

Step-by-step explanation:

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