If the directrix is a vertical line through the point (4, 0) and the vertex is located at the origin, is the parabola a vertical or horizontal parabola? Which direction does the parabola open?

a. 19,958,400

step-by-step explanation:

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correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

for certain loans like mortgage loans, lenders scrutinize your debt to income ratio when you are applying for credit because it them evaluate your ability to repay your debts.

the answer on ed. is:

c. "the graph of f(x) has exactly two x-intercepts."

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