What is the domain of f(x) = cos(x)? the set of real numbers Negative 2 pi less-than-or-equal-to x less-than-or-equal-to 2 pi the set of real numbers Negative 1 less-than-or-equal-to x less-than-or-equal-to 1 the set of real numbers 0 less-than-or-equal-to x less-than-or-equal-to 2 pi the set of all real numbers

Which of the following is the result of expanding the series

Determine the common ratio and find the next three terms of the geometric sequence. 649-14-02-00-00_files/i0100000, 649-14-02-00-00_files/i0100001, 2, a. 3; 649-14-02-00-00_files/i0100002, 649-14-02-00-00_files/i0100003, 649-14-02-00-00_files/i0100004. c. 649-14-02-00-00_files/i0100005; 649-14-02-00-00_files/i0100006, 649-14-02-00-00_files/i0100007, 649-14-02-00-00_files/i0100008. b. 3; 6, 18, 54 d. 649-14-02-00-00_files/i0100009. 6, 18, 54 select the best answer from the choices provided a b c d

Charlie tosses five coins. what is the probability that all five coins will land tails up.