### CBSE XI Science Mathematics Trigonometric Functions

## Q.prove that
tan x + 2 tan 2x+ 4 tan 4x + 8 cot 8x =cot x

**imabhi264**24th May 2017 12:03 PM

### JEE JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

## Q21 pls

**Tanishq**25th October 2017 5:27 PM

### JEE JEE (Main) Mathematics Solutions of Triangle

## Q1 pls

**Tanishq**27th October 2017 10:00 AM

### JEE JEE (Main) Mathematics Solutions of Triangle

## Q2

**Tanishq**28th October 2017 10:17 AM

### JEE JEE (Main) Mathematics Solutions of Triangle

## Q4 pls

**Tanishq**28th October 2017 10:20 AM

### JEE JEE (Main) Mathematics Solutions of Triangle

## Q5 pls

**Tanishq**28th October 2017 10:26 AM

### CBSE XI Science Mathematics Trigonometric Functions

## Solve Sin(2x) > (Cosx)^2

**sudhanshubhushanroy**15th November 2017 8:28 PM

### CBSE XI Science Mathematics Trigonometric Functions

## Solve
Sin(2x) > Squart(2)*Sinx^2 + ( 2 - Squart2 )*Cosx^2

**sudhanshubhushanroy**15th November 2017 8:42 PM

### CBSE XI Science Mathematics Trigonometric Functions

## No idea for starting the following question..

**nitishkrnehu09**23rd November 2017 9:43 AM

### JEE ALL Class Mathematics Trigonometric Ratios, Identities and Equations

## 17

**rbhatt16**7th December 2017 8:48 PM

### CBSE XI Science Mathematics Trigonometric Functions

## Solve:

**nitishkrnehu09**10th December 2017 10:33 PM

### JEE ALL Class Mathematics Trigonometric Ratios, Identities and Equations

## ques 9

**rbhatt16**11th December 2017 8:38 PM

### JEE ALL Class Physics Sound Waves

## Find the time period of following

**venkat**12th December 2017 2:31 PM

### JEE ALL Class Physics Sound Waves

## Find the time period of following

**venkat**12th December 2017 2:33 PM

### JEE ALL Class Mathematics Trigonometric Ratios, Identities and Equations

## ques 16

**rbhatt16**12th December 2017 4:21 PM

### CBSE XI Science Mathematics Permutations and Combinations

## The question is attached. Please send the step by step complete solution. I also request that please don't send any weblink to this question because I am unable to open thelink everytime.

**sudhanshubhushanroy**12th December 2017 8:22 PM

### CBSE XII Science Mathematics Inverse Trigonometric Functions

## The question is attached above. Please send step by step complete solution. I also request you please do not send any web link to this question because I am unable to open the link every time .

**sudhanshubhushanroy**14th December 2017 6:49 AM

### CBSE XI Science Mathematics Trigonometric Functions

## The question is attached above. Please send step by step complete solution. I also request you please do not send any web link to this question because I am unable to open the link every time .

**sudhanshubhushanroy**14th December 2017 6:51 AM

### CBSE XI Science Mathematics Trigonometric Functions

## The question is attached above. Please send step by step complete solution. I also request you please do not send any web link to this question because I am unable to open the link every time .

**sudhanshubhushanroy**14th December 2017 6:52 AM

### CBSE ALL Class Mathematics

## A,B and C are acute angles of triangle ABC. Prove tan(A+B)/2=cot C/2

**subhasray1968**21st December 2017 9:59 PM

### CBSE X Mathematics Introduction to Trigonometry

## If tan A = 5/6 and tan B = 1/11 , Then (A+B) =?
- pie/2
- pie/4
- 3pie/2
- nome of these

- pie/2
- pie/4
- 3pie/2
- nome of these

**sucharitasahoo1**26th December 2017 6:18 PM

### CBSE XI Commerce Mathematics

## Sin2x+sin4x+sin6x=0

**Chirag**2nd January 2018 12:34 PM

### CBSE XI Science Mathematics Trigonometric Functions

## please help in this

**nitishkrnehu09**7th February 2018 9:52 PM

### CBSE XI Science Mathematics Trigonometric Functions

## tanA = x/x+1 and tanB = x/2x+1 Find A + B

**acv27joy**20th April 2018 2:53 PM

### JEE JEE (Main) Mathematics

## Q-1 if x+y+z=pi/2 show that sin2x+sin2y+sin2z=4cosxcosycosz

**napaliwal**10th May 2018 7:53 AM

### JEE JEE (Main) Mathematics

## can someone please solve!

**pukai7229**16th May 2018 9:25 AM

### CBSE XI Science Mathematics Trigonometric Functions

## Prove the identity

**Anish**16th June 2018 3:25 PM

### CBSE XI Science Mathematics Trigonometric Functions

## (1+cosπ/8)(1+cos3π/8)(1+cos5π/8)(1+cos7π/8)=1/8

**rajkumarpandey3783**6th July 2018 9:02 PM

### CBSE XI Science Mathematics Trigonometric Functions

## in a right angled triangle the hypotenuse is 2root2 times the perpendicular drawn from the opposite vertex then then other acute angles of triangle are

**gargpuneet989**10th July 2018 6:28 PM