Question

expend(2x+y+z)2
please give me ans fast​

Answer 1

Answer:

We know the algebraic identity ,

( a + b + c )² = a²+b²+c²+2ab+2bc+2ca

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Here ,

a = 2x,

b = y ,

c = z ,

[ 2x + (y ) + z ]²

= (2x)²+(y)²+z²+2(2x)(y)+2(y)z+2z(2x)

= 4x² + y² + z² + 4xy + 2yz + 4zx

Step-by-step explanation: