Solve the inequality. 2(4 + 2x) ≥ 5x + 5?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

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?