MTH100 Quiz 3 by HB

Q1. sinθ is positive in the first and the _____ quadrant.

1. third
2. first
3. second
4. fourth

Q2. Sinө is positive in the

1. second quadrant
2. first and the second quadrant
3. third quadrant
4. third and the fourth quadrant

Q3. The function y=cos3x has period...

1. π/2
2. 2π
3. π
4. 2π/3

4. In the cosine function, the minimum value of ______ is taken

when θ=±180∘,±540∘𝜃=±180∘,±540∘ and so on.

a. 1 · b. 0 · c. -1 · d. -0.5

quadrant.

a. first · b. second · c. third · d. fourth

Q6. The tangent function is periodic, but its period is ______ degrees.

1. 60
2. 360
3. 90
4. 180

7. If I subtracted 3 from each coordinate point (-2

Q3. , what would be my new coordinates?

1. (-5,0)
2. (1, 0)
3. (-1,0)
4. (5,0)

Q8. cos(θ−180)=_____.

1. −sinθ
2. −cos(θ)
3. sinθ
4. cos(θ)

Q9. The amplitude of the function y=9cosx is…………

1. 9
2. -3
3. 3
4. -9

10.