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1 of 8 0-day streak

Lesson Practice

Direct variation: write the relationship

DIFFICULTYintro challenge exam

QUESTION TYPEMix of allChange

to-equation, direct, power 1 to-equation, direct, power 2 NOWMix of allRecommended

Question 1 of 8

No calculator

\(k\) is a positive constant. The symbol \(\propto\) means “is proportional to”

1 mark

\(u\) varies directly as \(v^{2}\)

Which equation represents this relationship?

u = \frac{k}{v^{2}}

u = kv^{2}

v = ku^{2}