What is the period of the function? y=cos (pi/2)

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 1 on the white die? A 1 on the white die can be obtained in different ways. (u) More Enter your answer in the answer box and then click Check Answer.

Let f (x) = 2x2-x+5 and g (x) = 3x2-3x-2. Calculate h (1), if h (x) = f (x) + g (x).

How do you multiply 6 by 5

South school has 750 students. North school has 13/15 times as many students as South Does North school have more or fewer than 750 students?

Gabe Amodeo, a nuclear physicist, needs 60 liters of a 40% acid solution. He currently has a 30% and a 60% solution. How many liters of each does he need to make the needed 60 liters of 40% acid solution?

A super train travels 1,500 miles in 12.5 hours. how many miles does it travel in one hour? 1487.50 1512.50 0.008 120

A customer is making a deposit and would like to receive $25.00 in cash back

Tia and her 5 friends are going to the ice skating ring. Each person pays $5 for admission and $5 for food. Write a numerical expression to find the total cost for admission and food.

Which temperature conversion is correct? °c = k - 273 k = 273 x °c k = °c - 273 °c = k + 273?

The time needed to travel a certain distance varies inversely with the rate of speed. If it takes 8 hours to travel a certain distance at 36 miles per hour, how long will it take to travel the same distance at 60 miles per hour? ---hours?