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Ex 2.5 question number 4

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Ex 2.5 question number 4
  • 1 answers

Gulam Rabbani 5 years, 5 months ago

First part (1) (x+2y+4z)² Formula. - (x+y+z)²=x²+y²+z²+2xy+2yz+2zx (x)²+(2y)²+(4z)²+2(x)(2y)+2(2y)(4z)+2(4z)(x) x²+4y²+16z²+4xy+16yz+8zx Answer
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