Simplify the expression given below. 1 + 2 13 + 2x2 90 32 + 1 22 9 1 18 | OA. 3x + 1 1 OB. (r + 3)( - 3) ) O C. OD. 3r + 1 31 + 1 (r + 3) (1 - 3)

Place the following steps in order to complete the square and solve the quadratic equation,

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

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.