Question

Simplify: (a + 2b) (3a – 2b + 1) – 2a^ 2 and find the value for a = 1 and b = ( – 1 )

Answer 1

Answer:

Step-by-step explanation:

A=1 ,B=-1

(A+2B)(3A-2B+1)

(1-2)(3+2+1)

-1(6)

=-6

Answer 2

Answer:

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Step-by-step explanation:

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