Which shows the expression below simplified? 0.85 - (4.1 × 10-6) a. 8.09 × 10-5 b. 8.09 × 10-6 c. 4.4 × 10-5 d. 4.099915 × 10-6

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Plz.yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?