You are saving for a bicycle that costs $120. you deposit $75 in an account that earns compounded annually. the expression 75(1+r)^2 represents the balance after 2 years the annual interest rate in decimal form. a. write a polynomial that represents the balance of your account. b. what is the balance of your account when the interest rate is 10%. c. how much more money do you need to buy the bicycle?

Arectangular prism is 3 meters long, 6 meters wide, and has a height of 9 meters. what is its surface area?

{0,1,2,3,4,5,6,20,21,22,23,24,25} the distribution is considered to be: skewed the right, skewed the left, not skewed?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true