Question

(2 questions-20 points)

What is the constant of variation for the inverse variation? xy=-2
A. -8
B. -6
C. -4
D. -2
What is the constant of variation for the inverse variation? xy=8
A. 1/8
B. 1/4
C. 4
D. 8

Answer 1

for the inverse variation
x*y=constant
for xy=-2, constant= -2 ⇒the answer is D

for xy=8. constant=8, the answer is D