How do you write seventy five million, twenty-two thousand, one hundred five in numerical form

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

What is the sum of these mixed numbers 2 1/8 + 4 3/8

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?