Multiplicative inverse a^m is

Please answer this fast

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

Which fraction below is equivalent to 10/12?

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?