Question

evaluate (2p-3q+4r)^2​

Answer 1

Answer:

4p  ^2 +9q  ^2 +16r  ^2 −12pq-24qr+16rp

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Answer 2

Answer:

4p^2-9q^2+16r^2-12pq-24qr+16rp

Step-by-step explanation:

(2p-3q+4r)^2

using identity (a+b+c)^2

(2p)^2+(-3q)^2+(4r)^2+2(2p)(-3q)+2(-3q)(4r)+2(4r)(2p)

4p^2-9q^2+16r^2-12pq-24qr+16rp

Hope my answer works for you.