Write the sum as a product. simplify the product (-2)+(-2)+(-2)+(-2)

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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