Original post by spurs9393
Hi, could someone explain how to do this question please? Thanks
7 + √5 ÷ 3 + √5
7 + √5 ÷ 3 + √5
multiply by 3 - root 5 on both numerator and denominator. its called rationalising if i'm not wrong.
Original post by jackien1
multiply by 3 - root 5 on both numerator and denominator. its called rationalising if i'm not wrong.
Thanks a lot, I got the answer!
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