Algebra
# Quadratic Equations

The product of 2 consecutive positive odd integers is 675. What is the sum of these 2 integers?

In 20 years, Frank will be half the square of the age he was 4 years ago. How old is Frank now?

A ball is rolling down the slope. It was initially released with a speed of 2 m/s , and it speeds up with a constant acceleration of 4 m/s$^2$. The distance in meters that this object travels is $t$ seconds is given by

$d = 2 t^2 + 2 t .$

How long will it take the object to travel 12 meters?