Prove that : (2 cos^(3) theta-cos theta...

Prove that : `(2 cos^(3) theta-cos theta)/(sin theta-2 sin^(3)theta)=cot theta`

Text Solution

AI Generated Solution

Topper's Solved these Questions

CBSE BOARDS 2020
X BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION -A|22 Videos
SAMPLE PAPER 2019
X BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION-C|5 Videos

Similar Questions

Explore conceptually related problems

Prove that (cos^3 theta-sin^3 theta)/(cos theta-sin theta) = 1+cos theta sin theta

sin^(3)theta + sin theta - sin theta cos^(2)theta =

Prove that : (1+ sin theta - cos theta) / (1+ sin theta + cos theta ) = tan (theta/2)

Prove that : sin theta cos^3 theta - cos theta sin^3 theta = 1/4 sin4theta .

Prove that : cos^3 2theta+3cos2theta=4(cos^6theta-sin^6 theta)

Prove that cos^2 theta cosec theta+sin theta=cosec theta

Prove that : (cos 4theta + cos 3theta + cos 2theta)/(sin 4theta + sin 3theta + sin 2theta) = cot 3theta

Prove that (cos^3theta+sin^3 theta)/(cos theta+sin theta)+(cos^3 theta-sin^3 theta)/(cos theta-sin theta)=2

Prove that : (cos theta)/(1-tan theta) + (sin theta)/(1-cot theta) = sin theta + cos theta

Prove that : ( sin theta- cos theta +1)/( sin theta +cos theta -1) = (1)/( sec theta - tan theta)

X BOARD PREVIOUS YEAR PAPER ENGLISH-CBSE BOARDS 2020-QUESTION

If A, B and C are interior angles of a DeltaABC, then show that cot(...
Text Solution
|
In Figure , a square OPQR is inscribed in a quadrant OAQB of a circle....
Text Solution
|
Draw a triangle ABC with side BC = 6 cm, AB = 5 cm and angleABC=60^@. ...
Text Solution
|
Draw a circle of radius 3.5 cm . Take a point P outside the circle at ...
Text Solution
|
Prove that : (2 cos^(3) theta-cos theta)/(sin theta-2 sin^(3)theta)=c...
Text Solution
|
A fraction become 1/3 when 1 is subtracted from the numerator and it b...
Text Solution
|
The present age of a father is three years more than three times the...
Text Solution
|
Using Euclid's Algorithm, find the largest number which divides 870 an...
Text Solution
|
find the ratio in which the y-axis divides the line segment joining th...
Text Solution
|
Show that the points A(7, 10), B(-2, 5) and C(3, -4) are the vertices ...
Text Solution
|
In an A.P. given that the first term (a) = 54, the common difference ...
Text Solution
|
Read the following passage and answer the questions given at the end :...
Text Solution
|
Sum of the ares of two squares is 544 m^2. if the difference of their ...
Text Solution
|
A solid toy is in the form of a hemisphere surmounted by a right circu...
Text Solution
|
For the following data, draw a 'less than' ogive and hence find the me...
Text Solution
|
The distribution given below shows the number of wickets taken by bowl...
Text Solution
|
From a point on the ground the angles of elevation of the bottom an...
Text Solution
|
PYTHAGORAS THEOREM : In a Right angled triangle; the square of hypoten...
Text Solution
|
Obtain other zeroes of the polynomial p(x)=2x^4-x^3-11x^2+5x+5 if two ...
Text Solution
|
What minimum must be added to 2x^3-3x^2+6x+7 so that the resulting pol...
Text Solution
|