Download photomath, it should help you sith all that :)
> is greater than
< is less than
There all positive real numbers :). Hope this helps :(
Answer:
A. y = cos x
Step-by-step explanation:
The function that we see graphed has the point (0,1), this means whichever trig function f(x) it represents f(0) = 1.
Now, only the cosine function has the property that cos(0) = 1, thus choice A is the correct answer.
Step-by-step explanation: