Email

Chat with tutors

Login

Ask Questions, Get Answers

Menu X

home ask tuition questions practice papers mobile tutors pricing

X

Recent questions tagged trigonometry

Express the complex number $i^{-39}$ in the form $a+ib$

asked Apr 9, 2014 by yamini.v

1 answer

If $3\tan^{-1}x+4\cot^{-1}x=2\pi$ then $ x$ =?

asked Jan 28, 2014 by rvidyagovindarajan_1

1 answer

Evaluate : $\cos\; \large \bigg( \frac{\pi}{2} -$$ \cos^{-1}\; \large\bigg (-\frac{\sqrt 3}{2}\bigg)\bigg)$

asked Dec 22, 2013 by balaji.thirumalai

1 answer

If $u=\sqrt{a^2\cos^2\theta+b^2\sin^2\theta}+\sqrt{a^2\sin^2\theta+b^2\cos^2\theta}$ then the difference between the maximum and minimum values of $u^2$ is given by

asked Oct 17, 2013 by sreemathi.v

1 answer

What are co-functions and how can we simplify trigonometric problems by using co-functions?

asked Sep 25, 2013 by suchy.ramakrishnan

0 answers

All Silver Tea Cups - Mnemonic for remembering the signs of trigonometric ratios

asked Sep 24, 2013 by balaji.thirumalai

0 answers

Solve the equation: $\sin^{-1}(6x) + \sin^{-1}(6\sqrt 3 x) =-\large \frac{\pi}{2}$

asked Apr 22, 2013 by smanpreet070

1 answer

Evaluate $\cot^{-1} \left ( \large \frac {{\sqrt {1+\sin x}}+{\sqrt {1-\sin x}}}{{\sqrt {1+\sin x}}-{\sqrt {1-\sin x}}} \right ) = \large \frac {x}{2}$$ , x \in \left ( 0, \frac{\pi}{4} \right )$

asked Mar 14, 2013 by balaji.thirumalai

1 answer

Page:

« prev
1
2
3
4

Feedback Terms Facebook Twitter About Us

Your payment for is successful.

...