Is y = 6x2 - 1 a linear function

Abig remake 100 loaves of bread in one day how many loaves does the bakery make in 6 days

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

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)