What distribution is used with the global test of the regression model to reject the null hypothesis

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)

In which form is the following function written? y = - 2(x – 3)(x + 5)

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.