Question

find the product by using suitable identity (p-3)(p+1/2)
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Answer 1

Answer:

I hope it is help full to you.

Step-by-step explanation:

We need to find value of (p−3)(p+3)

Using identity  (x−y)(x+y)=x2−y2

Therefore, (p−3)(p+3)=(p)2−(3)2=p2−9

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