Math, asked by jagrajsingh, 11 months ago

(2x+5y+3z)with square 2

Answers

Answered by brunomars

=(2x)²+(5y)²+(3z)²+2×2x*5y+2*5y*3z+2*3z*2x
=4x²+25y²+9z²+20xy+30yz+12zx
so here is your answer ...

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akankshabomble: (a+b+c)2=a2+b2+c2+2ab+2bc+2ac

akankshabomble: yes sir

akankshabomble: fast

jagrajsingh: thanks bro

brunomars: wlc

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jagrajsingh: (x+y/2+3z/4)square2

Answered by Bhavya2525

(2x+5y+3z)(2x+5y+3z)
=2x(2x+5y+3z)+5y(2x+5y+3z)+3z(2x+5y+3z)
=4x^2+10xy+6xz+10xy+25y^2+15zy+6xz+15yz+9z^2
=4x^2+20xy+12xz+25y^2+30zy+9z^2

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