Advertisements
Advertisements
Question
Evaluate the following: `(tan12°)/(cot78°)`
Sum
Advertisements
Solution
`(tan12°)/(cot78°)`
= `(tan(90° - 78°))/(cot78°)`
= `(cot78°)/(cot78°)`
= 1.
shaalaa.com
Trigonometric Equation Problem and Solution
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
If sin 3A = 1 and 0 < A < 90°, find sin A
Find the magnitude of angle A, if tan A - 2 cos A tan A + 2 cos A - 1 = 0
Find the value of 'A', if 2 sin 2A = 1
Find the length of EC.
Find the value 'x', if:
Find the value 'x', if:
Evaluate the following: sin(35° + θ) - cos(55° - θ) - tan(42° + θ) + cot(48° - θ)
If secθ= cosec30° and θ is an acute angle, find the value of 4 sin2θ - 2 cos2θ.
Prove the following: tanθ tan(90° - θ) = cotθ cot(90° - θ)
Prove the following: sin58° sec32° + cos58° cosec32° = 2
