Which best describes the meaning of the statement "if a, then b"? a. if a is false, then b might be false. b. if a is false, then b must be false. c. if a is true, then b must be true. d. if a is true, then b might be true.

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

For the functions f(x) = -922 – 2x and g(x) = -32? + 6x – 9, find (f - g)(x) and (f - ).