SOLUTION: tan alpha= 2 find the value of sin alpha / sin^3 alpha + cos^3 alpha

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Question 1088797: tan alpha= 2 find the value of sin alpha / sin^3 alpha + cos^3 alpha
Answer by anandtiwar62@gmail.com(3) About Me  (Show Source):
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Tanalpha =2then
Sinalpha=✓5/2
And Cosalpha=1/2
Then calculating we find that
The value of the expression is 4✓5/5✓5+1