Question

(x-15) (x-15) solve using identity​

Answer 1

( x - 15 ) ( x - 15 )

= ( x - 15 ) ²

= x² - 2 ( x ) ( - 15 ) + ( - 15)²

= x² + 30x + 225

I hope this will be help you

Answer 2

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(a-b)²=a²-2ab+b²

(x-15)=x²-2×x×15+15²

= x²-30x+225

Step-by-step explanation:

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