Fundamental Identities - Trigonometry - Socratic
"The fundamental trigonometric identities" are the basic identities: •The reciprocal identities •The pythagorean identities
Proving Identities - Trigonometry - Socratic
The remaining trigonometric functions secant (sec), cosecant (csc), and cotangent (cot) are defined as the reciprocal functions of cosine, sine, and tangent, respectively. Trigonometric identities are equations involving the trigonometric functions that are true for every value of the variables involved
If csc theta=4/3, what is the sin, cos, tan, sec, and cot ... - Socratic
2018年3月27日 · If #sec theta = 4#, how do you use the reciprocal identity to find #cos theta#? How do you find the domain and range of sine, cosine, and tangent? What quadrant does #cot 325^@# lie in and what is the sign?
Derivatives of y=sec(x), y=cot(x), y= csc(x) - Calculus - Socratic
The derivatives of \sec(x), \cot(x), and \csc(x) can be calculated by using the quotient rule of differentiation together with the identities \sec(x)=\frac{1}{\cos(x ...
How do you prove #cot(theta)sec(theta)=csc(theta)#? - Socratic
2016年5月30日 · Recall the definition of these functions: #cot(theta)=1/tan(theta)# #sec(theta)=1/cos(theta)# #csc(theta)=1/sin(theta)#
Trigonometric Functions of Any Angle - Trigonometry - Socratic
How do you find the csc, sec, and cot. of theta in a unit circle? In unit circle trigonometry, what do x, y, and r represent? How do you show that the point (7/25, 24/25) is on the unit circle?
What is the period for csc, sec, and cot? - Socratic
2015年6月7日 · csc = 1/sin. The period of the function y = csc x is the period of the function y = sin x The period of y = sec x is the period of y = cos x. The period of y = cot x is the period of y = tan x.
How do you prove # [sec(x) + csc(x)] / [1 + tan(x)] = csc(x)
2015年5月4日 · How do you prove # [sec(x) + csc(x)] / [1 + tan(x)] = csc(x)#? Trigonometry Trigonometric Identities and Equations Proving Identities. 1 Answer
How do you find a double angle formula for sec(2x) in terms of …
2018年3月7日 · #sec(2x)# = #1/cos (2x)# = #1/(cos (x + x))# = #1/(cos x * cos x + sin x * sin x)# [Expanded using addition identity]
How do you find the csc, sec, and cot. of theta in a unit circle?
2015年4月24日 · If theta corresponds to the point (x,y) on the unit circle, then: csc theta = 1/y sec theta = 1/x cot theta = x/y