Math, asked by darkl7717, 5 months ago

square of 5m + 4 using identity

Answers

Answered by Anonymous

10

(5m + 4)²

Identity : (a + b) ² = (a) ² + (b)² + 2ab

= (5m)² + 4² + 2(5m)(4)

= 25m² + 16 + 40m

Answered by Akankshya2106

1

Step-by-step explanation:

( 5m+4 )^2 [( a+b )^2 = a^2 + 2ab + b^2 ]

= (5m)^2 + 2(5m)(4) + (4)^2

= 25m^2 + 40m + 16

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