Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Trigonometry
Circular functions
What is the radian of cos(theta)=1?
1 answer
You should be familiar with the graph of y = cosθ
and note that cosθ = 1 at
θ=0 and θ = 2π
You can
ask a new question
or
answer this question
.
Related Questions
Julia wants to simplify the term sec^2 theta-1/cot^2 theta+1 in a trigonometric identity that she is proving. Which of the
Simplify the trigonometric expression.
sin^2 theta / 1-cos theta A. 1+cos theta B. sin theta C. 1-sin theta / cos theta D. 1+sin
solve the equation cos theta - tan theta * cos theta = 0 for 0< theta < 2 pi
My answer is pi/4,5pi/4
Which cosine function has maximum of 4, a minimum of -4, and a period of 2pi/3?
A. y=4 cos 3 theta B. y= 4 cos 2 theta/3 C. y=4
Which of the following are trigonometric identities? Select all that apply (there are 3 answers).
A cos^2(theta)=sin^2(theta)-1 B
What is a simplified form of the expression (sec^3 theta) - (sec theta/cot^2 theta)?
a. 0 b. sec theta-tan theta c. cos theta d.
1. sin^2 theta+cos theta=2 (Hint: Use the Pythagorean identity sin^2 theta+cos theta=1 to replace sin^2 theta in the given
if cos 2 theta = -(1/3) and theta is in Quadrant 2, find sin theta, cos theta, tan theta, and draw triangle theta
Which of the following are true? Select all that apply.
A. tan(theta)= cos(theta)/sin(theta) B. cot(theta)= cos(theta)/sin(theta)
For how many values of theta such that 0<theta<360 do we have cos theta = 0.1? (Note that theta is a measure in radians, not