Math, asked by Arshdeep016, 3 months ago

the
Simplify
following expressions :- (x+y+z)(x+y-z)

Answers

Answered by rahulehh

1

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

= $(x+y)^{2} - z^{2} \\$

= $x^{2} + y^{2} - z^{2} + 2xy$

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