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Definition of cosec
- 1 x For x R - (-1,1), if q is an angle whose cosecant is x, then we say that cosecant inverse of x is q and write cosec -1 x = q . In particular, if q [ -p/ 2, p /2] - {0}, then q is called the principal value of..
- 1 x For x R - (-1,1), if q is an angle whose cosecant is x, then we say that cosecant inverse of x is q and write cosec -1 x = q . In particular, if q [ -p/ 2, p /2] - {0}, then q is called the principal value of..Definition of sin
- 1 x For x [-1, 1], if q is an angle whose sine is x, then we say that sine inverse x is q and write sin -1 x = q . For practical purposes, only principal values of sin - 1 x are considered. sin -..
- 1 x For x [-1, 1], if q is an angle whose sine is x, then we say that sine inverse x is q and write sin -1 x = q . For practical purposes, only principal values of sin - 1 x are considered. sin -..The value of the expression 3 cosec 20° - sec 20° is equal to ..
The value of the expression 3 cosec 20° - sec 20° is equal to _______ => 4 or 2 or 2 sin 2 0 ° sin 4 0 ° or 4 sin 2 0 ° sin 2 0 °..
Graph of y = sin x
As x increases from 180 o to 270 o , sinx decreases from 0 to -1 and as x increases from 270 o to 360 o , sinx increases from -1 to 0. The maximum absolute value of sin x = 1..
1 - 2 sin θ cos θ = __________
1 - 2 sin θ cos θ = __________ => ( sin θ - cos θ ) 2 or sin θ - cos θ or sin θ + cos θ or sin 2 θ - cos 2 θ ..
Derivative of sin-1x
Let y = sin - 1 x, then sin y = x. ..
Let y = sin - 1 x, then sin y = x. ..Evaluate: (1 - sin θ)(1 + csc θ)tan θ
Evaluate: (1 - sin θ)(1 + csc θ)tan θ => sin θ or cos θ or csc θ or sec θ..
Find the value of (1 - sin θ)(csc θ + 1) sec θ .
Find the value of (1 - sin θ)(csc θ + 1) sec θ . => cot θ or cos 2 θ or tan θ or sin 2 θ..
Evaluate: sin 30° + cos 30° + sin 150° + cos 150°
Evaluate: sin 30° + cos 30° + sin 150° + cos 150° => 0 or 1 + 3 or 3 or 1..
Simplify tan θ (1 + cos θ) - sin θ.
Simplify tan θ (1 + cos θ) - sin θ. => tan θ or tan θ cos θ or cos θ or cot θ..
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