Question

find the square of 2x - 3y + z​

Answer 1

Answer:

4x^2 + 9y^2 + z^2 - 12xy - 6yz + 4zx

Step-by-step explanation:

We know that, (a+b+c)^2

=a^2 + b^2 + c^2 +2ab +2bc + 2ac.

Substituting 'a' for "2x", 'b' for "-3y", and 'c' for "z" , you'll get the required answer.

hope it helps

Answer 2

$\huge\mathbb\purple{HEYA..MATE}$

$\huge\bold\pink{ANSWER:}$

The answer is given in the attachment above... kindly refer it...

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$Hope \: it \: helps..$

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Be Brainly..✌✌✌