Math, asked by pradyumnrao2004, 6 months ago

The identity to be used for finding 7.5²- 3.5²

Answers

Answered by rashmithakre459

0

Answer:

a^2 -b^2 = ( a+b) (a-b)

Step-by-step explanation:

it's very easy identity

Answered by ajayyadavajay809

1

Answer:

use a²-b²=(a+b)(a-b)

Step-by-step explanation:

7.5²-3.5²=(7.5+3.5)(7.5-3.5) i.e 11×4=44

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