Which function is represented by the graph?
O f(x) = -1x - 3+ 4
O f(x) = -1x + 3] + 4
O f(x) = -x - 41 + 3
O f(x) = -x +41 + 3

Which expression is equivalent to sq-80

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1