Question #1
Which function has two negative roots?
A) f(x) = -22 – 8.+ 12
B) f(x) = x2 – 5x - 14
W
C) f(x) = x2 - 10x + 16
D) f(x) = x2 + 9x + 18

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.