Answer:
Explanation of letter D:
mathematical relationship between two variables which can be expressed by an equation in which the product of two variables is equal to a constant. 2 : an equation or function expressing inverse variation — compare direct variation.
Explanation of letter B:
Direct variation describes a simple relationship between two variables . We say y varies directly with x (or as x , in some textbooks) if: y=kx. for some constant k , called the constant of variation or constant of proportionality .
Step-by-step explanation:
my answer is B or D I'm not sure of my answer but u can read the explanation so it gives u a idea I'm not sure if my answer is correct baka ijudge nyo atho -,-
