Please help me In a lab, students are recording the motion of three balls moving near a wall. The graph shows the distance each ball is from the wall over time.

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Which points on the graph correspond to a speed of 30 centimeters per second? Choose all that apply.

oh and it doesn’t show but the answers are A, B,C, D, and E and you can choose more than one

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

Witch represents the inverse of the function f(x)=1/4x-12

Grace is a 70-year old woman who paid the utility bill online for the first time. she called her bank's customer service center to make sure she had done the transaction successfully. but the voice recording repeatedly played a message that all representatives were busy, which irked grace. which factor would make grace not recommend the bank to others? a. absence of technology b. lack of accessibility c. lack of financial products d. poor reputation