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3 years ago

9

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

1 answer:

sammy [17]3 years ago

8 0

Answer:

Step-by-step explanation:

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

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