What are these numbers in standard form? 6.5 ×10 to the 3rd power

4 ×10 to the −5 power

Simplify. show your work. ( 6x-2 ) ^2 ( 0.5x )^4

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

If you have the following equation, 2/3x+5/6-x=2-3/4x what would you multiply each term by to get rid of all the fractions