If y varies inversely as x^2 and y = 3 when x = 18, what is y when x = 3?
2 answers:
Y*x^2=k
y=3, x=18 ⇒ 3*18^2=3*324=972=k
x=3, 972=y*x^2=y*9
y=972/9
y=108
Answer:
The correct answer to this question is 108.
Step-by-step explanation:
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