If cos2α + cos2β = 2, then the value of tan3 α + sin5 β is :
5 2620 5df1f6610183ea49d62ce47e
Q:
If cos2α + cos2β = 2, then the value of tan3 α + sin5 β is :
- 1– 1false
- 20true
- 31false
- 4$$ {1\over √3 } $$false
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