Question

if p=3 q = -5 and r=4 find the value of:
vi)p2+q2+r2-pq-qr-pr
hint:answer is 73 show the process​

Answer 1

Answer:

This is your answer with explanation

Answer 2

Answer:

Step-by-step explanation:

p=3,

q=-5,

r=4.

p×2+q×2+r×2-p×q-q×r-p×r

=6+(-10)+8+15+20-12

=27.

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