Difference between (-3)^4 and 3^-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

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

Evaluate the expression. (9 + 5)(3 + 2)0