The diameter of a grain of sand is 0.06534 millimeter. Which value is the BEST estimate of this diameter?
A. 7 x 10
-2
millimeter
B. 6 x 10
-2
millimeter
C. 6 x 10-3 millimeter
D. 7 x 10
millimeter

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.