Trig Functions 1

Question 1

sin(30) =

Accepted Answer

1/2

Question 2

Which of the following would the calculator output for cos-1(1/2)?

Accepted Answer

330

Question 3

Describe the difference between f(x) = cos(2x) + 3 and g(x) = sin (4x) + 4

Accepted Answer

g(x) has a higher midline than f(x)

Question 4

The total number of radians in a full circle is:

Accepted Answer

2pi

Question 5

What is Ms. Pattabiraman's favorite candy?

Accepted Answer

Ferrero Rocher

Question 6

What angle has the same cosine as 55 degrees?

Accepted Answer

-55 degrees

Question 7

A cosine function has a midline at y = -2, amplitude of 3, and period of pi. Match the equation

Accepted Answer

y = 3 cos(2x) - 2

Question 8

Which of the following is the correct equation for this function?

Accepted Answer

y = -2 cos(x) + 4

Question 9

Which of the following could NOT be modeled using a periodic function?

Accepted Answer

None of the above

Question 10

Which of the following is equal to 4pi/3 in degrees?

Accepted Answer

240

Question 11

Which of the following functions has the highest amplitude?

Accepted Answer

y = -6 sin (x) + 2

Question 12

What angle has the same sine value as 85 degrees?

Accepted Answer

95 degrees

Question 13

Which of the following would be between 0 and 1/2?

Accepted Answer

sin(160)

Question 14

Which of the following functions has a y-intercept at the MINIMUM of the function?

Accepted Answer

y = - cos(x)

Questions 14