Which set of ordered pairs represents a function? A) {(6,4), (2, 3). (9, -1). (0,0). (6,-4)}

B) {(-5, 1), (-5, 8). (-5, -2), (-5, -5). (-5, 10)}

C) {(-2, 3), (0, 3), (5,3), (8,3), (12. 3)}

D) All of the above

C because any repeating x values (The first number) indicated it is not a function. C is the only one with no repeating x values. The y values are fine to repeat though

Step-by-step explanation:

the answer is d

step-by-step explanation:

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)