57 Answered Questions for the topic Trig Functions
10/23/19
Find the derivatives
Find dy/dx:1.) y = (tanx) / (1+xtanx)2.) y = cot(x^2)+sec^2x3.) x^3 -xy +y^2 =44.) y = xarctanx
Trig Functions Algebra 2
07/25/19
What is the value of tan(Θ)
Trig Functions Algebra 2
07/25/19
What is the value of cos(Θ)
Trig Functions Algebra 2
07/25/19
What is cos(Θ)?
Trig Functions Algebra 2
07/24/19
How to find tan(2x)
If cos x= 21/29, 0° < x < 90°, what is tan(2x)?
Trig Functions Algebra 2
07/23/19
How to find cos(2x)
If tan x= 24/7, and 0° < x < 90°, what is cos(2x)?
Trig Functions Algebra 2
07/23/19
Dealing with half angles
How do you determine whether the sign of a trigonometric function (sine, cosine, tangent) is positive or negative when dealing with half angles? Why do the half-angle identities include positive...
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07/22/19
What is sin(α + β)
If 180° < α < 270°, cos α= -8/17, 270° < β < 360°, and sin β= -4/5, what is sin(α + β)?
Trig Functions Algebra 2
07/22/19
Equivalent Expressions
Which expressions are equivalent to cot θ?
Trig Functions Algebra 2
07/19/19
Finding the answer to sin
If tan x= 12/5, and 0° < x < 90°, what is sin (2x).
Trig Functions Algebra 2
07/18/19
Finding the answer to cosΘ
If sinΘ= -8/17 and 270° < Θ < 360°, what is cosΘ?
Trig Functions Algebra 2
07/18/19
Ways functions can be expressed
What are some of the ways tanθ=sinθ/cosθ can be expressed?
07/16/19
Points on a graph
Which points are on the graph of the function f(x) = cos x?-(0, 1)-(3π/2, 0)-(π/2, 1)-(π/4, √2/2)
07/16/19
Points on the graph
Which points are on the graph of the function f(x)= tan x-(π/2, 0)-(3π/4, -1)-(0, 0)-(π/4, 1)
07/16/19
Periodic phenomena
What makes periodic phenomena difficult to model?What are some of the problems you may encounter using trigonometric functions as a model?
Trig Functions Algebra 2
07/15/19
Modeling trig functions
How are periodic phenomena relatively easy to model using trigonometric functions? What makes them difficult to model this way?
Trig Functions Algebra 2
07/11/19
Changes to function rules in graphs
How would a graph of sin(x−h) differ from the graph of sin x? How might the graph of a cos x differ from the graph of cos x?
Radians and Reference values
How are radian measures more versatile than degree measures? How can reference angles help to quickly identify trig function values?
07/09/19
+/- angles, coterminal angles and values of trig functions
What are some tips or tricks you would give to someone who is just starting to learn about positive and negative angles, coterminal and reference angles, and the values of trig functions?
07/09/19
Trig ratios and functions
How does the Pythagorean Theorem relate to trigonometric ratios? What is important to remember about coterminal angles and their trigonometric function values? What are some tips or tricks you...
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