What is the LCM of 5, 13, and 10?

130
650
50
65

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

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.

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)