Which formula can be used to find the nth term in a geometric sequence where a1=3 and r=2?
a) an=3+2(n-1)
b) an=3(n-1)+2
c) an=3^n-1•2
d) an=3•2^n-1
a sequence is defined by an=- 3/4•an-1 and a3=9/16• what is the seventh term?
a) - 225/256
b) - 27/64
c) 59,049/1,048,576
d) 729/ 4,096
what is the common ratio of the geometric sequence below?
625, 125, 25, 5, 1,
a) 1/625
b) 25/125
c) 625/124
d) 125/5

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true

The unpaid balance on a mastercard charge was $1,056.23. during the month, payments of $300 and $250 were made and charges of $425 and $274.16 were added. if the finance charge is 1.2% per month on the unpaid balance, find the new balance at the end of the month. $1,205.39 $1,218.06 $918.06 $1,768.06

Which of the following statements is a true conclusion that can be made from the scaled bargraph?