Which expression gives the distance between the points (5, 1) and (9,-6)?

Find the roots of the equation below. x^2 - 6 + 9 = 0

Multiply. write your answer in simplest form. 3/8 x 5/7

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.