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Solve the following (2)Questions) add:2x (z-x-y) and 2y (z-y-x |
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Answer» 2xz -4yx + 2yz -2x² - 2y² Step-by-step explanation: 2x(z-x-y) + 2y(z-y-x) =2xz -2x² -2XY +2yz -2y² -2yx = 2xz -2x² -2yx +2yz -2y² -2yx (as, -2xy = -2yx) =2xz -2x² -2yx -2yx +2yz -2y² =2xz -2x² -4yx +2yz - 2y² = 2xz -4yx + 2yz -2x² - 2y² |
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