if y varies inversely as x, and y=12 when x=6, what is K, the variation constant?

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if y varies inversely as x, and y=12 when x=6, what is K, the variation constant?

2006-11-06 14:27:54 · 3 answers · asked by JuggaletteCharm 2 in Education & Reference ➔ Homework Help

3 answers

"y varies inversely as x" means y = k/x, where k is the variation constant. When x =6, y=12. Plug those numbers in to get

12 = k/6
Now solve for k: k=72, that is the value of the variation constant.

2006-11-06 14:32:48 · answer #1 · answered by gp4rts 7 · 1⤊ 0⤋

I think the guy above me is right. You should check your textbook to be sure, though.

2006-11-06 14:35:55 · answer #2 · answered by pisces_ascendant 3 · 0⤊ 0⤋

2, i think!

2006-11-06 14:31:00 · answer #3 · answered by Anonymous · 0⤊ 0⤋