Which expression is equivalent to cot t sec t?
a. csc t
b. sin t
c. tan t
d. sin^2 t
e. csc^2 t

Write a polynomial that fits the description: a third-degree polynomial with leading coefficient -4

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.