If p =-2 ,q= -1 and r=3 find the value of . - (1), p ²+ q²- r²

asked Jan 23, 2021 47.5k views

2 votes

If p =-2 ,q= -1 and r=3
find the value of . -
(1), p ²+ q²- r²

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1 vote

Answer:

Explanation:

$(-2)^(2) + (-1)^(2) - (3^(2) )\\4 + 1 -9\\-4$

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