Square root of 14-root180 of std 10th
mysticd:
is it √14 - √180 or √(14 -√180)
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I wrote in picture you observe it
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Solution :
√(14 - √180 )
= √(14 - 2√45 )
= √ (9 + 5) - 2√(9×5)
= √[3² + (√5)² - 2(√9)(√5)]
= √( 3 - √5 )²
= 3 - √5
Therefore ,
√(14 - √180)
= 3 - √5
••••
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