Question 13 of 25 • FL-1200710-Mathematics for College Algebra A
The functions below represent the amounts of water released from two reservoirs over x weeks:Reservoir Af(x) = x2 – 7x + 5Reservoir Bg(x) = 3x2 – 6x + 2The function h(x) = f(x) – g(x) represents the difference in the amounts of water released.Determine which statements about h(x) and about the reservoirs are true. Check all that apply.h(x) = –2x2 – 13x + 6h(x) = –2x2 – x + 3Reservoir A releases less water than Reservoir B over 1 week.Reservoir A releases the same amount of water as Reservoir B over 1 week.Reservoir A releases more water than Reservoir B over 1 week.
Answer
A
h(x) = –2x2 – 13x + 6
B
h(x) = –2x2 – x + 3
C
Reservoir A releases less water than Reservoir B over 1 week.
D
Reservoir A releases the same amount of water as Reservoir B over 1 week.
E
Reservoir A releases more water than Reservoir B over 1 week.