What is the surface area of this right rectangular prism?

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

What signals you that factoring by grouping is the best method to use when factoring a problem?

What is the binomial expansion of (2x-3)^5