5. A constant force of 15 N in the negative y direction acts on a particle as it moves from the origin
to the point (3î +31 - 1k) m. How much work is done by the given force during this
displacement?
+45 J a.
-45 J b.
+30 J C.
-30 J d.
+75 J e.

Due sun 06/09/2019 11: 59 pm skip navigation questions correct q 1 [1/1] correct q 2 [1/1] correct q 3 [1/1] untried q 4 (0/1) untried q 5 (0/1) untried q 6 (0/1) untried q 7 (0/1) untried q 8 (0/1) untried q 9 (0/1) untried q 10 (0/1) grade: 3/10 print version start of questions two cyclists, 42 miles apart, start riding toward each other at the same time. one cycles 2 times as fast as the other. if they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist?