Answer:
x= 1/2
Step by Step explanation:
1- Substitute f (x) = 0
2- Determine the defined range
3- Swap the sides
4- Use the inverse trigonometric function
5- Evaluate the expression
6- Move the constant to the right
7- Divide both sides
8- Check the solution
$660
Step-by-step explanation:
multiply the amount of money per hour by the hours to find his earnings
30 × 22 = 660
yes
x=4
