Solve (u+2)^2+6=69 , where u is a real number.

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

Which math sentence can be used to determine if the triangle is a right triangle?

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.