Solve this equation using the same steps as you would to solve the equation
7x − 9 = 2x − 7.
How do you 'undo' the sine function?
You will need to use the sin−1 key on your calculator.Remeber that your calculator will only give one answer.
x = 0.412
Draw a unit cirlce to find the 2nd answer. Recall that π ≈ 3.14.
Solve this equation using the same steps as you wold to solve the equation
4x² = 3.
Don't forget the ± sign.
You do not need your calculator and should find 4 solutions.