Kari lives in Arizona and is purchasing a new laptop. The list price for the laptop is $399.99. How much will Kari pay for the laptop after tax?

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

What is the result of the following division?

What is the inverse of the function f(x) = 2x + 1?