Math, asked by Sahuyashraj2007, 11 months ago

simplify-(2x+3y-5z)^2​

Answers

Answered by bandanapkarmakar
3

Answer:

Step-by-step explanation:

4x²+9y²+25z²

Answered by ishwarsinghdhaliwal
11

(2x+3y-5z)²

using identity (a+b+c)²= a²+b²+c²+2ab+2bc+2ca

=(2x)²+(3y)²+(-5z)²+2(2x)(3y)+2(3y)(-5z)+2(-5z)(2x)

= 4x²+9y²+25z²+12xy-30yz-20xz

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