Math, asked by k3al1panasreeptifam, 1 year ago

Rationalize the denominator of 4+7root5-5root7

Answers

Answered by kukukej

2

4+7root÷5root7 ×5root7÷5root7= 4+5×7÷25×7= 9×7÷175=63÷175= 9÷27

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