1-3+9-27+81-243 find the sum of the geometric series by using a formula 1-3+9-27+81-243 find the sum of the geometric series by using a formula 11/15/2013 | Jim from Ogden, UT | 2 Answers | 0 Votes
5x^2+8x-69=0 solve by factoring 5x2+8x-69=0 Solve by factoring? 11/8/2013 | Jim from Ogden, UT | 1 Answer | 0 Votes
f(x)=x^2+7 need the domain and range of the function in interval notation f(x)=x2 +7 need the domain and range of the interval notation 11/8/2013 | Jim from Ogden, UT | 2 Answers | 0 Votes