Download App

Trigonometric Ratios Of Compound Angles — MATHS STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceMATHSTrigonometric Ratios Of Compound Angles1 Mark
Question
Prove that:
$\frac{\sin2\text{x}}{1-\cos2\text{x}}=\cot\text{x}$
✓

Answer

$\text{LHS}=\frac{\sin2\text{x}}{1-\cos\text{x}}=\frac{2\sin\text{x}\cos\text{x}}{2\sin^2\text{x}}$
$=\frac{\cos\text{x}}{\sin\text{x}}$
$=\cot\text{x}=\text{RHS}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from Trigonometric Ratios Of Compound Angles→Trigonometric Ratios Of Compound Angles — all question types→MATHS STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Compute $\frac{{8!}}{{6! \times 2!}}$
→
Convert 40° 20′ into radian measure.
→
If the set A has 3 elements and set B = {3, 4, 5}, then find the number of elements in A $\times$ B.
→
If P = {1, 2}, form the set P $\times$ P $\times$ P
→
Find the derivative of function sinnx (it is to be understood that a, b, c, d, p, q, r and s are fixed non-zero constants and m and n are integers)
→
A function f is defined by f(x) = 2x –5. What is the value of f(0)?
→
Find the derivative of x5 (3 - 6x-9)
→
Find the radian measure corresponding to the following degree measures:
-300°
→
Let a sample space be S = {$\omega_1, \omega_2,..., \omega_6$}.Which of the following assignments of probabilities to each outcome are valid?
Outcomes $\omega_1$ $\omega_2$ $\omega_3$ $\omega_4$ $\omega_5$ $\omega_6$
  1 0 0 0 0 0
→
Prove that $\cos \left( {\frac{\pi }{4} - x} \right)\cos \left( {\frac{\pi }{4} - y} \right) - \sin \left( {\frac{\pi }{4} - x} \right)$$\sin \left( {\frac{\pi }{4} - y} \right) = \sin (x + y)$
→