Math, asked by sameer486, 6 months ago

Please answer fast
Please answer fast
Please

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Answered by adityarawateng

1

Answer:

-x²+2y²-3z²

Step-by-step explanation:

easy bro okay mark me as brainliest

Answered by bson

1

Step-by-step explanation:

(-x+2y-3z)²=(x-2y+3z)²

= x²+(-2y)²+(3z)²+2*x*(-2y)+2*(-2y)(3z)+2*3z*x

=x²+4y²+9y²-4xy-12yz+6xz

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