Question:
If y=2α1+α+α, then the value of
1-α+α1+α is:
If y=2α1+α+α, then the value of
1-α+α1+α is:
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Convert expressions using half-angle identities.
Updated On: Mar 17, 2026
- y3
- y
- 2y
- 32y
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The Correct Option is B
Solution and Explanation
Simplifying both expressions using trigonometric identities shows:
(1-α+α)/(1+α)
=(2α)/(1+α+α)=y
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