Which of the following describes a one-to-one function? a. 5x-1: x< -2 y= x-9: x> _ -2 b. y= |x| c. y=[ [x] ] d. 4: x< 0 y= 5: 0< _x< _2 6: x> 2 when i use < _ its less than or equal to. (not sure how to type that) and > _ is greater than or equal to. a is a system of equationsd is a system of equations

At which value in the domain does f(x) =0?

The only way to identify an intercept is as an ordered pair. true false

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct