In the figure below, a = 6, b 11, and d = 12. Use this information to solve the parallelogram for b. The diagonals of the parallelogram are represented by c and d. Round answer to two decimal places.
A) 91.50°
B) 84.35°
C) 93.58°
D) 95.65°
E) 91.27°
D) 95.65°
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Solve. b(b + 11) = 0
A. 0, 11 B. 1, -11 C. -1, 11 D. 0, -11
Solve the problem.A roller mechanism follows a path described by y = 
, where units are in feet. If 
find the magnitude and direction of the velocity (in ft/s) at the point 
A. 4.0 ft/s, 63° B. 4.5 ft/s, 77° C. 4.5 ft/s, 63° D. 4.0 ft/s, 77°
Determine an appropriate viewing window for the given function and use it to display its graph.f(x) = 
A. 
B. 
C. 
D. 
Solve the problem.A 15-kg mass is attached to a spring that hangs vertically and is stretched 1 m from the equilibrium position of the spring. Assume a linear spring with F(x) = kx. How much work is required to stretch the spring and lower the mass 1 m? Round to four decimal places when appropriate.
A. 220.5 J B. 36.75 J C. 183.75 J D. 367.5 J