Math, asked by bhargavkhatri8276973, 1 month ago

Find the square of( 5x +3y -4z

Answers

Answered by sunitha1sunil123

1

Step-by-step explanation:

We get ( 5x + 3y )² = 25x² + 9y² + 30xy.

( 5x + 3 y) ² = ( 5x+3y ) ( 5x+3y )

= ( 5x(5x + 3y) + 3y (5x + 3y)

= (25x²+ 15xy + 15xy + 9y²

= 25x² + 30 xy + 9y

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