A cart is being pushed down an incline with friction.What force F will accelerate it with the magnitude of the acceleration a = g down the incline? The quantities 
and 
are the coefficients of static and kinetic friction. 
Definitions:
Put Option
A put option is a financial contract giving the owner the right, but not the obligation, to sell a specified amount of an underlying asset at a set price within a specified time.
Call Option
An agreement in finance which allows the purchaser to have the option, but not the commitment, to purchase a certain amount of a specific asset at a pre-agreed price during a fixed period.
Specified Price
A predetermined price set in a contract or agreement, often related to sales or financial instruments.
Perfect-Hedging
A risk management strategy that completely eliminates the risk associated with an investment by taking an equal but opposite position in the derivatives market.
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