The Circle of Units
When tan = 1, what is the angle in radians ?
What is pi/4
When sin2x is A, what is the answer to the equation A + cos2x ?
What is 1
What is the angle when cos(x)+5 = 4
What is 180
Solve the following: (4x-20)2=64
What is x= 7 and x= 3
Which graph is symmetric to the origin (sin, cos, tan, cot, etc.) ?
What is y= cos x
In which quadrants are sine & cosine exactly the same and what angles are they between ?
What is quadrant 1 & 3
What is 0, 90, 180, and 270 degrees
Verify the following: 1+cos x / sin x = csc x + cot x
What is verified
What is the solution to the problem sin2(x) = 10
What is no solution
Solve the following: cos2(x)-cos2(x)-2=0
What is cos(x)= 2 and cos(x)= -2
How are sine and cosine similar ?
What is both having a period of 2pi
What is the coterminal angle, reference angle, and quadrant of the angle 3,816 ?
What is 216 (coterminal)
What is 36 (reference)
What is 3 (quadrant)
Verify the following: (sin x + cos x)2+(sin x + cos x)2= 2
What is verified
What are the angles, in radians, when cos2(x) + cos(x) = sin2(x) ,
0° ≤ x < 360°
What is pi/3, pi, and 5pi/3
Answer the following in radians: 4 cos2 x + 4 sin x - 5= 0
What is pi/6 and 5pi/6
What is the equation for creating a graph ?
What is y= A sin[B(x- C)]+D What is y= A sin[B(x- C)]+D