Solve (cos x)(cos 2x) = 0 for the interval [0, ππ]
x = π/3, x = π/2
x = π/3, x = π/4, x = π/6
x = π/4, x = π/2, x = 3π/4
x = 3 π/4, x = π

Three children each had the same amount of money in their savings account. one of the children withdrew three quarters of her moneyand spent it all on a $100 sports jersey. what was the total amount of money originally in the accounts?

If kn = 9 cm, mn = 21 cm, rs = 42 cm, and ps = 18 cm, what is the scale factor of figure klmn to figure pqrs?

Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2