Find the next three terms of each pattern 2,6,12,20

What is the value of the expression below? 148+(-6)| + |– 35= 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?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x