Math, asked by graceluhan11851, 13 hours ago

( 4m-5n) 2 expand the question

Answers

Answered by sakshibhongade305

0

Answer:

= 16m² - 25mn + (-9n²)

Step-by-step explanation:

a-b²=a²+b²-2ab

= (4m)²- 2(4m)(5n)+(5n²)

= 16m²- 25mn +(-9n²)

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