# Graph y equals minus three plus four sin(x)

Graph y=-3+4sin(x)
Reformulate the expression as .
Use the form to find the variables used to find the amplitude, period, phase shift, and vertical shift.
Calculate the amplitude .
Amplitude:
Calculate the period of .
Evaluate the period of function using .
Replace with in the formula for period.
The absolute value is the distance between a number and zero. The distance between and is .
First, divide by .
Find the phase shift using the formula .
The phase shift of the function can be calculated from .
Phase Shift:
Replace the values of and in the equation for phase shift.
Phase Shift:
First, divide by .
Phase Shift:
Phase Shift:
Find the vertical shift .
Vertical Shift:
List the properties of the trigonometric function.
Amplitude:
Period:
Phase Shift: ( to the right)
Vertical Shift:
Select a few points to graph.
Calculate the point at .
Replace the variable with in the expression.
Clarify the result.
Clarify each term.
The exact value of is .
First, multiply by .
The result is .
Calculate the point at .
Replace the variable with in the expression.
Clarify the result.
Simplify each term.
The exact value of is .
Multiply by .
The result is .
Calculate the point at x=π .
Replace the variable with in the expression.
Simplify the result.
Simplify each term.
Use the reference angle by calculating the angle with equivalent triginometric values in the Initially quadrant.
The exact value of is .
Multiply by .
Find the point at .
Replace the variable with in the expression.
Simplify the result.
Simplify each term.
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Should be rewritten the expression as a negative one since sine is negative in the 2nd quadrant.
The exact value of is .
Multiply by .
Multiply by .
Subtract from .
Find the point at .
Replace the variable with in the expression.
Simplify the result.
Simplify each term.
Subtract full rotations of until the angle is greater than or equal to and less than .
The exact value of is .
Multiply by .