An air traffic controller is monitoring the altitudes of four planes. The four equations below show y, the distance in feet of each plane above the ground, after t minutes of descent. PlaneA: y=-400t+12,000 PLANE B: y =-800t+28,000 Plane C: y= -200t+ 13,500 PlaneD: y= -500t+30,000

For what values of b will f(x)= logbx be a decreasing function? (16 )

5.(04.07) two different plants grow each year at different rates, which are represented by the functions f(x) = 4* and g(x) = 5x + 2. what is the first year the f(x) height is greater than the g(x) height? year 3 year 0 year 2 year 1

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.