Factorise 4x square+y square +z square -4xy-2yz+4xz – InterviewSolution

1.

Factorise 4x square+y square +z square -4xy-2yz+4xz

Answer»

Answer:

4x²+y²+z²-4xy-2yz+4xz

(2X)²+(-y)²+(Z)²+2(2x)(-y)+2(-y)(z)+2(2x)(z)

THEREFORE , by USING

(a+b+c)²=a²+b²+c²+2ab+2bc+2ca

[2x+(-y)+z]²

(2x-y+z)²

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