Question

PIC ATTACHED :)

Let the function f(x) have the form f(x) = Acos(x - C). To produce a graph that matches the one shown below, what must the value of A be?

Answer 1

ok A=2

Answer 2

A is the magnitude or Amplitude of a sinusoid function

Answer 3

so u look at the mountain how high is it on the graph

Answer 4

you have 2 units

Answer 5

so that defines A

Answer 6

Confused ...

Answer 7

so the answer is B. 2 ? @mathsmind

Answer 8

yes

Answer 9

THANKS :)