Find a number that is the product of two different prime numbers greater than 7

The range of the following relation R { (3, - 2), (1, 2), (-1, - 4), (-1, 2) }

What is the exact value of arcsin (-√2/2) ? Enter your answer, in terms of π, in the box.

The quantity of x plus 20 over 2 = 3x

A vase contains r roses and 6 tulips. Write two equivalent expression for the total number of flowers in the vase.

The first showing of a new movie at the local movie theatre sold a total of 650 tickets. A ticket purchased at the door costs $11.50 and pre-purchased ticket costs $8.50. The total ticket sales for this movie were $6725.

A1, a1r 1, a1r 2, a1r 3, a1r 4, ... a1r n-1 is the general formula for the Sum of a what?

N a problem it says that x is "at most - 5." What does this mean?

Número de 4 dígitos divisible entre 5 y 9

How many 15 inch steel rods can you cut from the 20 - foot rod

A student has two square pyramids. The second square pyramid has base side lengths that are twice that of the first pyramid. The formula for the volume V of a pyramid with base area B and height h is V = 13Bh.