The line of best fit for this data is y = 5.3x + 23. What is the y-intercept in the line of best fit? What does the y-intercept represent in the scatter plot?

Complete the square to determine the minimum or maximum value of the function defined by the expression. x2 − 12x − 2 a) maximum value at 38 b) minimum value at 38 c) maximum value at −38 d) minimum value at −38

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.