Period: π; phase shift: x = π
Answer:
Second graph
Step-by-step explanation:
See attached image.
Answer:
x = 15 degrees
Step-by-step explanation:
This is a right angle, since we know that a right angle contains 90 degrees, we can form an equation.

Now, we solve for x.




Most calculators would translate what you have written as
22
÷
1254
=
And the answer coming up would be 0.01754
======================
If you meant it the other way
1254
÷
22
=
Then the answer is 57.
You have to know for sure which way you want to put this into your calculator