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arti
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arti
Questions (4)
if p and q are the solutions of the equation atanx+bsecx,show that tan(A+B)=2ac/(a^2-c^2)
9 answers
434 views
6.66m/s2
5 answers
357 views
With the help of following data, determine both the regression equations
Psychology (X): Mean= 30, Standard deviation=1.6
1 answer
376 views
The ratio of the forth and 12th terms of a g.p. with positive common ratio is 1:256. If the difference of two terms be 61.2.
4 answers
1,131 views
Answers (3)
yeah one more mistake from my part it is to prove tan(p+q)=...
also, atanx +bsecx=c,i missed c and i am sorry for that
a,b and c are constants
