A parabola can be represented by the equation y2 = 12x. Which equation represents the directrix?
O y=-3
O y=3
O X=-3
O x= 3

Can some one explain this i got sent this. is this a threat i’m scared

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

What is always true about a positive integer raised to a negative odd power?