Sejam reto alfa vírgula espaço reto beta espaço reto e espaço reto gama, as medidas dos ângulos internos de um triângulo. Se senα sobre senβ igual a 5 sobre 12 vírgula espaço senα sobre senγ igual a 1, perímetro do triângulo é 44 espaço cm e o maior lado desse triângulo mede x. Nessas condições, preencha o campo a seguir com o valor de x.

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Apool measures 12.3 feet by 16.6 feet. if the longer wall of the pool has a diagonal of 17.8 feet, what is the volume of the pool? (round to nearest tenth)

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?