Simplify the following rational expression.

(-20k^4 - 26k^3/12k^4 + 8k^3)

Which values of k make the expression undefined?

A. k = 0
B. k = -2/3
C. k = -3/2
D. k = 2/3

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

The graph shows the distance kerri drives on a trip. what is kerri's speed?

Carley bought a jacket that was discounted 10% off the original price. the expression below represents the discounted price in dollars, based on x, the original price of the jacket.