Math, asked by mitapaul0420, 21 days ago

simplify : 1.
$\frac{2}{7} (14x {}^{2} - 21y {}^{2} )( - 5x { }^{2} - 3y {}^{2} )$
simplify

Answers

Answered by ms096053

0

$- x {?}^{2} - 3y {?}^{2}$

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