October 2018 1 93 Report
1. The value of \frac{5 sin^2 \alpha - cos ^2 \alpha + 1}{2 cosec \alpha } is...
a. 2 sin^{2} \alpha
b. 3 sin^{2} \alpha
c. 3 sin^{3} \alpha
d. 3 sin^{3} \alpha +2
e. 4 sin^{3} \alpha +1
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