Express 4 cos 14° sin 2° sin 16° as a sum or difference of trigonometric expression! *HELP!!

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Find the actual dimensions of the box. the side length are in meters and integers. the surface area of the box is 104 m2 and volume of the box is 60 m3.

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?