Solve the Problem $\frac { d E } { d x } = 2 x + 7$

question 179

Multiple Choice

Solve the problem.
-A certain company has found that its expenditure rate per day (in hundreds of dollars) on a certain type of job is given by $\frac { d E } { d x } = 2 x + 7$ , where $x$ is the number of days since the start of the job. Find the expenditure if the job takes 3 days.

• A) $30
• B) $3000
• C) $13
• D) $1300

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Definitions:

Hedged Item

An asset, liability, or planned transaction exposed to price risks that are offset by using a hedging instrument.

Anticipated Transaction

A future financial operation or deal that is expected to occur.

Existing Asset

Assets that are currently in possession or use by a company, as opposed to newly acquired or disposed assets.

Firm Commitment

An agreement between a buyer and a seller wherein the seller is obligated to supply an agreed-upon amount of goods or services at a specified price.