The Position Function of a Particle Is Given By $s = t ^ { 3 } - 10.5 t ^ { 2 } - 2 t , t \leq 0$

question 67

Essay

The position function of a particle is given by $s = t ^ { 3 } - 10.5 t ^ { 2 } - 2 t , t \leq 0$ When does the particle reach a velocity of $22 \mathrm {~m} / \mathrm { s }$ ?

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Definitions:

Installment Contract

A contract that requires payments to be made in regular intervals over a period in exchange for goods or services.

Net Realizable Value

The estimated selling price in the ordinary course of business minus the costs of completion, disposal, and transportation.

Repossessed

The act of taking back an asset, typically used when a borrower fails to make payments on a secured loan.

Deferred Gross Profit

Profit on installment sales that is not recognized immediately but deferred and recognized as payment is received.