please tell me the answer of this
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Answers
Answered by
3
-[ 3x² - 4y² - 3y² + 2z² - 4z² + 2x²]
-[ 5x² - 7y² - 2z²]
-5x² + 7y² + 2z²
-[ 5x² - 7y² - 2z²]
-5x² + 7y² + 2z²
raminder1:
thanks
Answered by
1
ANSWER= -x²-y²+2z²
step= -[3x²+4y²+3y²+2z²+4z²+2x²
= -3x²-4y²-3y²-2z²-4z²-2x²
= -3x²-2x²-4y²-3y²-2z²
= -x²-y²+2z²
step= -[3x²+4y²+3y²+2z²+4z²+2x²
= -3x²-4y²-3y²-2z²-4z²-2x²
= -3x²-2x²-4y²-3y²-2z²
= -x²-y²+2z²
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