If m(x) = x2 + 3 and n(x) = 5x + 9, which expression is equivalent to (mn)(x)? a. 5x3 + 9x2 + 15x + 27 b. 25x2 + 90x + 84 c. x2 + 5x + 12 d. 5x2 + 24

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?