Math, asked by drdivyadrdivya, 3 months ago

if p- -2 , q -1 , and r - 3, find the value of: p2+q2+r2 - 3pqr??

Answers

Answered by sakshi57713

1

(-2)²+(-1)²+(3)²-3(-2)(-1)(3)

(4+1+9)-(18)

14-18

-4

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