Formula of (-x-y+z)2.
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x^2+y^2+z^2+2xy-2yz-2zx
Kondurubalaji:
Formula of (-x+y-z)2.
9a^{2}+4b^{2}+16c^{2}+12ab-16bc-24ca steps and soultion
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1
Hi ☺
given,
( - x - y + z )²
= ( - x )² + ( - y )² + z² + 2 { ( -x )×( - y ) + ( - y )× ( z ) + ( z )× ( - x ) }
= x² + y² + z² + 2xy -2yz -2zx
===================================
given,
( - x - y + z )²
= ( - x )² + ( - y )² + z² + 2 { ( -x )×( - y ) + ( - y )× ( z ) + ( z )× ( - x ) }
= x² + y² + z² + 2xy -2yz -2zx
===================================
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