A rock is thrown from the top of a tall building. The distance, in feet, between the rock and the ground t seconds after it is thrown is represented by d = -16t^2 - 4t + 382 How long after the rock is thrown is it at 370 feet from the ground?

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

What is the value of x in the this question ?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf