Gr11 Unit 6 & 7

Question 1

What is the exact value of tan60?

Accepted Answer

√3

Question 2

What is the exact value of csc225?

Accepted Answer

-√2

Question 3

The maximum of the function f(x) = -2cos[2(x+15)]-3 is...

Accepted Answer

-1

Question 4

Which quadrant is the angle 233° in?

Accepted Answer

Quadrant 3

Question 5

The period of the function f(x) = -2cos(3x) - 4 is...

Accepted Answer

120

Question 6

Express y = 3sin[2(x-30)]+1 as a cosine function.

Accepted Answer

y = 3cos[2(x-75)]+1

Question 7

What is the reference angle for 233°?

Accepted Answer

53°

Question 8

A positive angle that has the same terminal arm as -155° is...

Accepted Answer

205°

Question 9

What is the exact value of cos150?

Accepted Answer

-√3/2

Question 10

The amplitude of the function f(x) = -2sin(x-30)+1 is...

Accepted Answer

2

Question 11

What is a co-terminal angle of 32°?

Accepted Answer

392°

Questions 11