Please answer !18 points thank you !

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

Find the missing dimension! need asap! tiny square is a =3025 in ²

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction