Which of the following are expressions? Check all that apply. Group of answer choices

3 + x

twelve is three more than nine

the difference of x and 8

2y

Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided.write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !