write the expanded form for the following (-2x+5y-3z)2
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their is the solution of ur problem..
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Hey
It is in the form of ( -a + b -c ) ²
So ,
expanded form
( - 2x + 5y - 3z ) ²
= (-2x) ² + (5y) ² + (-3z)² + 2 (-2x) (5y) + 2 (5y) ( -3z) + 2 ( -3z) (-2x)
= 4x² + 25y² + 9z² - 20xy - 30yz + 12zx
[ ANS ]
thanks :)
It is in the form of ( -a + b -c ) ²
So ,
expanded form
( - 2x + 5y - 3z ) ²
= (-2x) ² + (5y) ² + (-3z)² + 2 (-2x) (5y) + 2 (5y) ( -3z) + 2 ( -3z) (-2x)
= 4x² + 25y² + 9z² - 20xy - 30yz + 12zx
[ ANS ]
thanks :)
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