(√5+7+2√35)/√5-√7 simplified it?
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Answer:
5+14√5+17√7+√35
-2
Step-by-step explanation:
√5+7+2√35
√5-√7
then the rationalising factor is √5+√7
(√5+7+2√35)(√5+√7)
(√5-√7) (√5+√7)
5+7√5+2√175+√35+7√7+2√245
(√5-√7) (√5+√7)
5+7√5+10√7+√35+7√7+7√5
(√5)²-(√7)²
5+14√5+17√7+√35
5-7
5+14√5+17√7+√35
-2
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