Estimate startroot 24 endroot to the nearest tenth. then locate startroot 24 endroot on a number line.

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Which system of linear inequalities is represented by the graph?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed