Question

State whether the relationship between the variables in the table is a direct variation, an inverse variation, or neither. If it is a direct or inverse variation, write a function to model it.

x 3 9 13 20
y 9 27 39 60

step by step please

Answer 1

for direct variation, we check all y/x values
for inverse variation, we check all yx values .
see which comes out to be constant.