Which function is not one to one?
1) {(0,1), (1,2), (2,3), (3,4)}
2) {(03)}
3) {(0,1), (1,0), (2,3), (3,2)}
4) {(0,1), (1,0), (2,0), (3,2)}

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 .

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

X+ y = 5 ; x - y =3 solve using linear combination