What is the approximate area of the shaded region under the standard normal curve below? Use the portion of the standard normal table to help answer the question.

A. 0.16

B. 0.68

C. 0.81

D. 0.84

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0