A line passes through (2, -1) and (8,4). A. Write an equation for the line in point-slope form. B. Rewrite the equation in standard form using integers

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp

Use sigma notation to represent the following series for 9 terms.

Me d is also an option but i couldn't get it in the picture