$\text { Evaluate } \frac { d y } { d x } \text { for the equation } 7 x y = 21 \text { at the given point } ( - 3 , - 1 ) \text {. Round your }$

question 166

Multiple Choice

$\text { Evaluate } \frac { d y } { d x } \text { for the equation } 7 x y = 21 \text { at the given point } ( - 3 , - 1 ) \text {. Round your }$ answer to two decimal places.

• A) \(\frac { d y } { d x } = 7.00\)
• B) \(\frac { d y } { d x } = 63.00\)
• C) \(\frac { d y } { d x } = - 0.33\)
• D) \(\frac { d y } { d x } = - 63.00\)
• E) \(\frac { d y } { d x } = - 3.00\)

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