Math, asked by aditya234816, 7 months ago

2(x2 + xy) +7 – ху when x: 7 and y : -2. fast... solve it guys,!!!

Answers

Answered by dilliprasaddhakal528

1

2(x2 + xy) +7 – ху

= 2(7^2 + 7×-2) +7 -7×-2

= 2(49-14)+7+14

=2×35+7+14

=70+21

= 91 Ans.

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