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Find a & b if a+b root15 = root5 +root3/root5 - root3 |
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Answer» Step-by-step explanation:
√5+√3 =. a+B√15 √5-√3 RATIONALIZE denominatior √5+√3 X √5+√3. = a+b√15 √5-√3. √5+√3 ( √5+√3)^2. =. a+b√15 (√5)^2 -(√3)^2
(5 +3+ 2√15) / 2. = a+b√15
8/2 + 2/2(√15) = a+b√15
4+ √15. =. a+b√15 then....... a = 4. & b =1 ...... HOPE it's HELPFUL |
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