Find the sum of the first 8 terms of the following sequence. Round to the nearest hundredth if necessary. 20,40,80,... using the geometric series

Find the multiplicative inverse of 8-12i

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.