Question

if p=-2,q=-1,r=3 find the value
a) p- q- -r​

Answer 1

ANSWER

We are given,

8p

3

−q

3

−12p

2

q+6pq

2

=(2p)

3

−(q)

3

−6pq(2p−q)

=(2p)

3

−(q)

3

−3(2p)(q)(2p−q)

Let a=2p= & b=q

So,

(a)

3

−(b)

3

−3ab(a−b)

=(a−b)

3

So,

(2p)

3

−(q)

3

−3(2p)(q)(2p−q)=(2p−q)

3

So,

8p

3

−q

3

−12p

2

q+6pa

2

=(2p−q)(2p−q)(2p−q)

PLEASE FOLLOW ME

Answer 2

Answer:

p - q - (-r)

put the value

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

-2 + 1 +3

-2 + 4 = 2 is your answer mate

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