Question- 2) Add :- 2x(z-X-Y)
and 2y(z-y-x)
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Answer:
2xz - 2x² - 4xy - 2yz - 2y²
Step-by-step explanation:
2x(z - x - y) + 2y(z - y - x)
(After removing the brackets)
= 2xz - 2x² - 2xy + 2yz - 2y² - 2xy
(After rearranging the like term)
= 2xz - 2x² - 2xy - 2xy - 2yz - 2y²
(After solving the like term)
= 2xz - 2x² - 4xy - 2yz - 2y²
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