Which is the equation of a parabola with a directrix at y = −3 and a focus at (−2, 3). y = one twelfth(x − 2)2
y = one twelfth(x + 2)2
y = −one twelfth(x + 2)2
y = −one twelfth(x − 2)2

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Find the measure for the angle indicated in bold