the average human hair measures about 90 micrometers wide which is 0.00009 correctly represent this in scientific notation

Write 3 different ways you can express multiplication using the problem 8 times a number

Solve for x 2cos^2x-3cosx+1=0

From a committee consisting of 5 men and 6 women, a sub-committee is formed consisting of 4 men and 3 women. How many different subcommittees are possible?

Which one of these is the same as multiplying a whole number by 1000

Bob started mowing his lawn at 9:55. It took 70 minutes. At what time did bob finish mowing?

What's the gradient of y = - 5x - 2 and how do I find it?

Two supplementary angles are congruent. Which equation gives the measure in degrees, d, of each angle?

The length of each side of a cube is increased by a factor of 4. What is the effect on the volume of the cube? A) The volume of the cube increases by a factor of 64. B) The volume of the cube increases by a factor of 16.

In a large bag of marbles, 30% of them are red. a child chooses 4 marbles from this bag. if the child chooses the marbles at random, what is the chance that the child gets exactly three red marbles? 0.0756 0.1764 0.2646 0.0810

Two Hundred eighty-one thousand in standard form