Which is the intersection of the sets {0, 1, 5, 7, 8} and {0, 5, 7, 9}?

a.
{1, 8, 9}

b.
null set

c.
{0, 1, 5, 7, 8, 9}

d.
{0, 5, 7}

After two years, how much has been paid into interest?

Which of the following tables represents exponential functions?

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36