If f(x) = x2 is vertically stretched by a factor of 8 to g(x) and reflected over the x-axis, what is the equation for g(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.

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6

8.74 rounded to the nearest whole number