Answer the following question

What is the product? a-3/15a × 5/a-3

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0