Math, asked by sangeetha65, 1 year ago

The expansion 4a square+9/25+12/5 a as a perfect square

Answers

Answered by pal69

17

4a²+9/25+12/5a

=> 4a²+6a/5+ 6a/5 +9/25

=> 2a(2a+3/5)+3/5(2a+3/5)

=> (2a+3/5)(2a+3/5)

=>(2a+3/5)²

sangeetha65: thanks

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