Someone please help me I’ll give out brainliest please dont answer if you don’t know

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 are the steps to solving the inequality 3b + 8 ≥ 14?

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?