14. If p = 7, q = -5, then find the value of (q + p)2 - qp with formula
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Answered by
0
p=7
q= -5
(q + p)2 - qp
2(-5 + 7) - (-5)*7
2(2) - 35
4 - 35
31
q= -5
(q + p)2 - qp
2(-5 + 7) - (-5)*7
2(2) - 35
4 - 35
31
Answered by
0
(q+p)²-qp
Step-by-step explanation:
(q+p)²-2pq+qp
q²+p²+qp
(-5)²+7²+(-5)7
25+49-35
=39
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