Solve for the specified variable. Assume that all other variables are nonzero.Ve =
mv2; for v
A. v = ±
B. v =
C. v = ±
D. v =
Answer: B
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Solve.A pendulum bob swings 6.0 cm on its first oscillation. On each subsequent oscillation the bob travels of the previous distance. Find the total distance the bob travels before coming to rest.
A. an = 6.0 (2)n-1
B. an = 6.0 (2)n+1
C. an = 6.0 ()n-1
D. an = 12.0 ()n-1
Solve the system of equations.
A. {(6, 12, 4)} B. {(3, 6, 2)} C. {(-3, -6, -2)} D. {(3, 6, -2)}
Factor.49x2 - 28x + 4
A. (7x - 2)2 B. Prime C. (7x + 2)2 D. (7x - 2)(7x + 2)
Solve the problem.Two friends live 34.5 mi apart. They cycled from their homes, riding toward one another and meeting hr later. If one friend cycled 1 mph faster than the other, what were their two rates?
A. 12 mph and 13 mph B. 9 mph and 10 mph C. 11 mph and 12 mph D. 10 mph and 11 mph