정답
Product: $(uv)' = u'v + uv'$; Quotient: $\left(\frac{u}{v}\right)' = \frac{u'v - uv'}{v^2}$ ($v \neq 0$).
해설
These rules derive directly from the definition of the derivative and are foundational across CSAT differential calculus questions.
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Product: $(uv)' = u'v + uv'$; Quotient: $\left(\frac{u}{v}\right)' = \frac{u'v - uv'}{v^2}$ ($v \neq 0$).
These rules derive directly from the definition of the derivative and are foundational across CSAT differential calculus questions.