If vector u=(-4,8) and v=(5,-18) vector , which vector can be added to 2u-4v to give the unit vector in the direction of the y-axis as the resultant vector? u

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

X-intercept=-5 y-intercept=2 the equation of the line is

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