Solve the given initial-value problem. d2x/dt2 + 4x = −2 sin(2t) + 8 cos(2t),

x(0) = −1, x'(0) = 1

Which number line represents the solution set for the inequality - x 24?

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.

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