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CBSE Class 10 Answered

If 2sinΦ  - 1 = 0, then prove that secΦ + tanΦ = √3.
Asked by pdcavita | 18 Nov, 2017, 11:31: AM
answered-by-expert Expert Answer
begin mathsize 16px style 2 sin empty set minus 1 equals 0 rightwards double arrow sin empty set equals 1 half rightwards double arrow empty set equals 30 degree straight L. straight H. straight S. equals sec empty set plus tan empty set equals sec space 30 degree plus tan space 30 degree equals fraction numerator 2 over denominator square root of 3 end fraction plus fraction numerator 1 over denominator square root of 3 end fraction equals fraction numerator 3 over denominator square root of 3 end fraction equals square root of 3 equals straight R. straight H. straight S. end style
Answered by Rashmi Khot | 05 Dec, 2017, 04:23: PM

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CBSE 10 - Maths
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