How do you find 0.878787..... as a fraction in simplest form?
When I want to square -6, why does my calculator say it's -36, when I know it is positive 36?
Find all values for which the rational expression is not defined:
2x - 7
x² + 5x - 24
What is the distance between these two points?
(1,4) , (-2,-1)
You have a wire that is 42 inches long. You want to cut it into 2 pieces. You want one piece to be 2/5 the length of the other. How long should the 2 pieces be?
Show that the repeating decimal .234234234 can be written as a fraction.
Which value(s) must be excluded as a value of x in the polynomial?
x - 2
x² - 25
What is the median number for the numbers 4, 8, 10, 5, 9?
Write the polynomial in descending order of exponents. -5x² + 5x + 5x³ + 1
A box contains 9 balls numbered 1 to 9. A ball is taken at random from the box.
Find the probability that the ball has an even number.