Math, asked by monukudarya, 1 month ago

(-2x+5y-3z) whole square

Answers

Answered by bagkakali

1

Answer:

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

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

+2.(-3z).(-2x)

=4x^2+25y^2+9z^2-20xy-30yz+12zx

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