Math, asked by spyunknown36, 3 months ago

If pq = 6 and p + q = 4, then p² + q² =?

Answers

Answered by akshitanegi0156

0

Answer: p+q=5

squaring both sides

p²+q²=5²

(p+q)²=25

p²+q²+2pq=25

p²+q²-2(6)=25

p²+q²+12=25

p²+q²=25-12

p²+q²=13

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