6. soda is on sale for $0.75 a can, and you have a coupon for $0.50 off your total purchase. write
a function rule for the cost of n sodas. how much would 10 sodas cost?

c(n)=0.5n -0.75; $4.25
c(n) = 0.75n -0.5; $7.00
c(n) = 0.5n -0.5; $4.50
c(n) = 0.75n$7.50

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Need on this geometry question. explain how you did it.

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3