$\text { Use implicit differentiation to find } \frac { d y } { d x } \text { at the point } ( 7,1 ) \text {. }$

question 179

Multiple Choice

$\text { Use implicit differentiation to find } \frac { d y } { d x } \text { at the point } ( 7,1 ) \text {. }$ $4 x y + 5 \ln y = 28$

• A) \(\frac { 8 } { 11 }\)
• B) \(- \frac { 4 } { 33 }\)
• C) \(\frac { 4 } { 33 }\)
• D) \(- \frac { 8 } { 11 }\)
• E) \(\frac { 32 } { 33 }\)

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Definitions:

Cow Feed

Refers to the food given to cows, which can include grass, grains, and nutritional supplements to ensure healthy growth and milk production.

Hay

Dried grass used primarily as animal fodder, especially for grazing animals like cows and horses.

Consumer Surplus

The gap between the price consumers are prepared to pay for a product or service and the actual amount they end up spending.

Reservation Price

The maximum price a consumer is willing to pay for a good or service, beyond which they will choose not to purchase it.