Which of the following are solutions to the the equation tan^2 (2x) - 1 = 0? Check all that apply.

A. pi/2

B. 3pi/8

C. pi/4

D. - pi/8

You decide to give 1/8 of your card collection to your little brother. How much of your collection do you have left?

Is 2 ones the same 20 tenths, and how would I place that on a grid

What is the difference in time between crossing a bridge that is 2,737 meters long at an average speed of 322 meters per minute and in crossing the same bridge at an average speed of 80 meters per minute?

A survey finds that 40% of students ride in a car to school. Eri would like to estimate the probability that if 3 students were randomly selected, only 1 rides in a car.

Solve the equation. X^2=2x^2 + 4

Deductive reasoning involves developing a general rule from specific situations True or False

How many cups is in 1 1/3 plus 3/4

the scale of a map is 0.5 inch : 40 miles. On the map, the distance between 2 cities is 5 inches. What is the actual distance between the two cities?

If the ratio of a circles sector to its total area is 5/16 what is the measure of its sectors arc?

Out of the last 50 guest, only 1 of them brought a coupon for free admission to the carnival. If there are 1500 guests expected this weekend, how many can we except will receive free admission