Solve the following problem by Square Root.
y = - 4x2 + 16

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?