Which of the following must be an irrational number? A. the sum of two irrational numbers
B. the product of two irrational numbers
C. the sum of a rational number and an irrational number
D. the product of a rational number and an irrational number

What is the solution set of the quadratic inequality x^2-5< or equal to 0

Line u passes through points (-52, -18) and (-29, 53). line v passes through points (90, 33) and (19, 56). are line u and line v parallel or perpendicular?

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?