Math, asked by harshsaini1168, 5 months ago

If P = 7x2 + 5xy - 9y2,Q = 4y2 – 3x² - 6xy and R = - 4x + xy + 5y2. Show that P +
+Q+R-O.

Answers

Answered by akhilesh3330

3

If P = 7x2 + 5xy - 9y2,Q = 4y2 – 3x² - 6xy and R = - 4x + xy + 5y2. Show that P +

+Q+R-O.

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