Question

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Answer 1

Answer:

Let P(x)=x

2

+3ax−2a

Given, (x−2) is a factor of P(x)

x−2=0

x=2

∴P(2)=0

⇒2

2

+3a(2)−2a=0

⇒4+4a=0

⇒a=−1

Option D is correct.

Answer 2

Answer:

Answer is -1..............