-10 7/8 + (6 3/4). Help me answer this for my math class

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 graph represents the equation y =4x

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?