Advertisements
Advertisements
प्रश्न
If cot θ = `7/8`, evaluate cot2 θ.
Advertisements
उत्तर
`Cot^2 theta = (7/8)^2`
= `49/64`
संबंधित प्रश्न
Given sec θ = `13/12`, calculate all other trigonometric ratios.
If 4 tan θ = 3, evaluate `((4sin theta - cos theta + 1)/(4sin theta + cos theta - 1))`
In the following, trigonometric ratios are given. Find the values of the other trigonometric ratios.
`sin theta = 11/5`
In the following, one of the six trigonometric ratios is given. Find the values of the other trigonometric ratios.
`tan alpha = 5/12`
In the following, trigonometric ratios are given. Find the values of the other trigonometric ratios.
`cos theta = 7/25`
In the following, trigonometric ratios are given. Find the values of the other trigonometric ratios.
`sec theta = 13/5`
In the following, one of the six trigonometric ratios is given. Find the values of the other trigonometric ratios.
`cos theta = 12/2`
If 3 tan θ = 4, find the value of `(4cos theta - sin theta)/(2cos theta + sin theta)`
If Cosec A = 2 find `1/(tan A) + (sin A)/(1 + cos A)`
Evaluate the Following
(cos 0° + sin 45° + sin 30°)(sin 90° − cos 45° + cos 60°)
Evaluate the Following
`sin 30^2/sin 45^@ + tan 45^@/sec 60^@ - sin 60^@/cot 45^@ - cos 30^@/sin 90^@`
Find the value of x in the following :
cos 2x = cos 60° cos 30° + sin 60° sin 30°
In ΔABC is a right triangle such that ∠C = 90° ∠A = 45°, BC = 7 units find ∠B, AB and AC
If A and (2A – 45°) are acute angles such that sin A = cos (2A – 45°), then tan A is equal to ______.
If sin θ + sin² θ = 1, then cos² θ + cos4 θ = ______.
The value of the expression `[(sin^2 22^circ + sin^2 68^circ)/(cos^2 22^circ + cos^2 68^circ) + sin^2 63^circ + cos 63^circ sin 27^circ]` is ______.
Prove the following:
If tan A = `3/4`, then sinA cosA = `12/25`
In the given figure, if sin θ = `7/13`, which angle will be θ?
If sin θ + cos θ = `sqrt(2)` then tan θ + cot θ = ______.
If sin θ – cos θ = 0, then find the value of sin4 θ + cos4 θ.
