Expand (x-2y+3z)2 in easey firm
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Hi friend!!
Expanding (x-2y+3z)², we get
[(a+b+c)²=a²+b²+c²+2ab+2bc+2ac]
→x²+(-2y)²+(3z)²+2(x)(-2y)+2(-2y)(3z)+2(3z)(x)
→x²+4y²+9z²-4xy-12yz+6xz
I hope this will help you ;)
Expanding (x-2y+3z)², we get
[(a+b+c)²=a²+b²+c²+2ab+2bc+2ac]
→x²+(-2y)²+(3z)²+2(x)(-2y)+2(-2y)(3z)+2(3z)(x)
→x²+4y²+9z²-4xy-12yz+6xz
I hope this will help you ;)
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