Which is the graph of the step function f(x)?
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-1, x < -1
f(x) = { 0, -15xs1
11, x> 1
1
2
3
4
5
x
19

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?