What is the slope of the line that contains the points (2,6) and (-1,-6)?

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap