Simplify each expression. use positive exponents.
1. m3n-6p0
2. a^4b^-3/ab^-2
3. (x^-2y^-4x^3) -2

12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

Acircle has a circumference of 28.36 units what is the diameter of the circle