Math, asked by kavithaparani, 8 months ago

expand the following (4x + 3y - z)²

Answers

Answered by armyblink11

2

you just try using this method substitute your question and find the answer

Attachments:

Answered by dikhitamazumdar

1

Step-by-step explanation:

We know that,

(a+b+c)²= a²+b²+c²+ 2ab+ 2bc+2ca

Therefore,

(4x+3y-z)²={4x+3y+(-z) }²

= (4x)²+(3y)²+(-z)²+2xy+

2y(-z)+2(-z)x

=16x²+9y²+z²+2xy-2yz-2zx

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