Trigonometry Examples

Solve for o sin(120)-sin(90)=sin(30)
Step 1
Simplify each term.
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Step 1.1
Apply the reference angle by finding the angle with equivalent trig values in the first quadrant.
Step 1.2
The exact value of is .
Step 1.3
The exact value of is .
Step 1.4
Multiply by .
Step 2
The exact value of is .
Step 3
Since , there are no solutions.
No solution