Who to write 10,010,468 in word form

What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

What expression is equivalent to (2x-1)(x-3)?