Question

Assume the graph of a function of the form y = asin(k(x - b)) is given below. Which of the following are possible values for a, k, and b?

Choices i have are:
A.a = 2, k = 4, and b = pi/4
B.a = 4, k = 2, and b =pi/4
C.a = 4, k = 2, and b = -pi/4
D. a = 4, k =1/2 , and b = -pi/4

Answer 1

a- amplitute of the wave (or height from 0)

Answer 2

its A?

Answer 3

no idea

Answer 4

no it is not

Answer 5

b- is the phase shift

Answer 6

i really need a answer. im taking a test right now like apex and if i miss one more question i fail.

Answer 7

C??