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(10 points) The work done by a force is the scalar product of the force and displacement vectors, i.e W F x and the power is

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to hiren - 2x û + 1oy } - (x+ 5y3k = tît to talk = d = î+ 9 + 2k W = t. X = (2x1 + Loy 7 -(x+54) K), (têt th + 2+ R) = 2xt +Loytt go 20 (20x2+58 +32) + ( 2ox+ 50°34 +32)+ 2? (20x8 +5844. 32) F = kxt êtkyth ③ . T. V = (a + f2) (Kxt êtkyff) - 2 kset += 2 (207+10892) +265%*) + 2 (90x273) = logt tot 400 I dirt = 40x+ Lost) Curl U = L ben © 202 +loxyt 5 sig (vest) - 16. (547)

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