Which expression is equivalent to (x^2-3x)(4x^2+2x-9) a. x^2(4x^2+2x-9)-3x(4x^2+2x-9) b. x^2(4x^2+2x-9)-3x c. x^2(4x^2+2x-9)+3x(4x^2+2x-9) d. x^2(4x^2+2x)-3x(2x-9)

What are the solutions of the equation? 16x^2 + 24x + 5 = 5 a. 1/4, 5/4 b. -1/4, -5/4 c. -1/4, 5/4 d. 1/4 , -5/4

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %