Trigonometry Examples
,
Step 1
To find the value of , use the fact that then substitute in the known values.
Step 2
Multiply the numerator by the reciprocal of the denominator.
Multiply by .
Step 3
To find the value of , use the fact that then substitute in the known values.
Step 4
Multiply the numerator by the reciprocal of the denominator.
Multiply by .
Step 5
To find the value of , use the fact that so then substitute in the known values.
Step 6
Cancel the common factor of .
Cancel the common factor.
Rewrite the expression.
Combine and .
Step 7
To find the value of , use the fact that then substitute in the known values.
Step 8
Multiply the numerator by the reciprocal of the denominator.
Multiply by .
Step 9
The trig functions found are as follows: