Select all the relations that represent a function, (1,3), (2,5), (2,7) (4.9)
(1,3), (2,5), (3,7) (4.9)
(1,3), (1,5), (1,7) (4.9)
(1,3), (2,3), (3, 3) (4,3)
(1,2).(2,5), (2, 1) (4,5)

Given the statements, "a square root of 16 is 4," and "a square root of 9 is -3," complete the following blanks with the correct truth-values. p is and q is , so the statement, "a square root of 16 is 4 or a square root of 9 is -3" is .

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

Dylan is evaluation the expression 13+19+7+10 at one step in his work, dylan rewrites the equation as 13+7+19+10 which property of addition must dylan have used when he evaluated the expression?