SophiaPretty

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About SophiaPretty

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Teaching Since: Jul 2017
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  • MBA,PHD, Juris Doctor
    Strayer,Devery,Harvard University
    Mar-1995 - Mar-2002

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  • Manager Planning
    WalMart
    Mar-2001 - Feb-2009

Category > Math Posted 24 Aug 2017 My Price 6.00

Can someone help me to explain how to get the answer?

[1 Pt) An object wtth weight W is dragged along a hcflzental plane by a force actlng along a rope attached to the object. If the rope makes an
pW angle t wlth the plane. then the magnltude of the force la F = _—
p 5111 t —l— cost . where ,u. la a constant Illled the coefficient of friction. LatW : 5U|b andp. : .5. (a) Find the rate of change of F with respect to t.
(b) When ls this rate of change equal to zero? Fluund your answer to the nearest hundredth. durum -alnt;l .I‘ (Dfiei'rt +ccetr‘2

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SophiaPretty
(5)
Status NEW Posted 24 Aug 2017 04:08 PM My Price 6.00

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