Math, asked by palakkumari58, 5 months ago

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

Answers

Answered by bhabenmurmu46291

0

Step-by-step explanation:

here's the answer

if I have made something wrong in it

you please tell me

Attachments:

Answered by mnssarva18

0

Answer:

2x²+2y²+4xy

Step-by-step explanation:

(a+b+c)²=a²+b²+c²+2ab+2bc+2ca

so by expanding the given expression;

x²+y²+z²+2xy+2yz+2zx+x²+y²-z²+2xy-2yz-2zx

2x²+2y²+4xy

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