8. wants to dig the side meter as the mine shaft more expensive to mining company silver mine horrizantally into price per of a mountaiga The tor digging the mine increases Gets Longer because it is bring out the dirt and rock aud to shore up the tunnel. Suppose the price, P,in dollars for digging at a point e meters per metcr from the entrance is given by PGcl=l03.25+20.45e 13D How much would it cost to dig from lom to 20m?

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