Question

rationalise the denominator 7/4√5-3√2

Answer 1

Step-by-step explanation:

= 7/4-√5 -3√2

=Now for rationalise multiplied by

4√5+3√2 to both numerator and denominator

= (7)(4√5+3√2 )/(4√5-3√2) (4√5+3√2)

=(28√5+21√2 ) / ( 80 -18 )

= (28√5+21√2) /62 It's your Answer

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