Question

How much larger is 13x square-7y square than 6x square-9y square​

Answer 1

Answer:

In Order To Find That We Need To Subtract The Two Numbers:-

So:-

$13 {x}^{2} - 7 {y}^{2} - (6 {x}^{2} - 9 {y}^{2} ) \\ = )13 {x}^{2} - 7 {y}^{2} - 6 {x}^{2} + 9 {y}^{2} \\ = )7 {x}^{2} + 2 {y}^{2}$

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