Which statement is true about the function f f is decreasing over the intervals A f is decreasing over the intervals 2≤x≤3 and 6≤x≤7 B f is increasing over the intervals −2≤x≤0 and 7≤x≤9 C f is negative and decreasing over the interval 1≤x≤7
f D is positive and decreasing over the interval 0≤x≤1.

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

For which pair of functions is (gof)(a)=|a|-2?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?