2. Are the two expressions lx-5 and 1-5 equivalent? Give evidence to support your yes or no a Remember, for expressions to be equivalent, they must have the same value for all values of the input variable x

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)