Questions and answers by

Rabinprakash Dahal

Questions (12)

Solve.√(2)sec(x)+tan(x)=1 0≤x≤360
1. 1 answer
2. 375 views
a sum of money is invested for 3 years at a certain rate of interest. had the rate of interest been 1% more, it would have
1. 1 answer
2. 1,775 views
is it possible to use was after did?
1. 1 answer
2. 330 views
Prove sin^2(x)-cos^2(y)/Sinx cosx-Sinycosy=TAN(x+y)
1. 1 answer
2. 982 views
One regular polygon has twice as many sides as another. If the ratio of the interior angles of the first to that of second is
1. 3 answers
2. 2,368 views
if m1 and m2 be the numberof sexagesimal and centasimal minute of any angle, prove that m1/27=m2/50.
1. 4 answers
2. 1,844 views
prove: tan10+tan70+tan100=tan10.tan70.tan100
1. 4 answers
2. 3,400 views
If Tan (A+B)=1/3 and Tan(A-B)=2/5,then prove thatA.Tan2A=11/13 B.Tan2B=-1/17
1. 7 answers
2. 3,424 views
Prove:sin ^2(7π/8)+sin^2(5π/8)+sin^2(3π/8)+sin^2(π/8)=0
1. 2 answers
2. 390 views
If Tan (A+B)=1/3 and Tan(A-B)=2/5,then prove thatA.Tan2A=11/13 B.Tan2B=-1/17
1. 2 answers
2. 578 views
If the height of hemisphere and cone is 49cm and height of cone is 35cm find the volume of solid.
1. 1 answer
2. 490 views
There are n arithmetic means between 1 and 31 such that seventh mean:(n-1)th mean =5:9. Find n.
1. 1 answer
2. 582 views

if m1 and m2 be the numberof sexagesimal and centasimal minute of any angle, prove that m1/27=m2/50.
If Tan (A+B)=1/3 and Tan(A-B)=2/5,then prove that A.Tan2A=11/13 B.Tan2B=-1/17
There are n arithmetic means between 1 and 31 such that seventh mean :( n -1)th mean = 5 : 9. Find n.

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