Sequences and Series
The value of (tanαo+tanβo+tanγo) is equal to?
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If there are 3A.M′s between 4 and 84, find their sum.
Find the G.M of 6 and 24
What is the geometric mean of 6 and 24 ?
A man travels m feet due north at 2 minutes per metre. He returns due south to his starting point at 2 metre per minute. The average rate in miles per hour for the entire trip is:
If a+3b+2c=12, then the maximum value of 6bc(1+a)+a(3b+2c) is
The least value of e sin−1x+e cos−1x is
The number of real solutions of the equation sin(ex)=5x+5−x is (are)
What is the minimum value of cos2a2+sin2xb2 where a >0 and b>0 ?