Solve the problem.A force is given by the vector F = 4i + 2j. The force moves an object along a straight line from the point (5, 10) to the point (15, 14). Find the work done if the distance is measured in feet and the force is measured in pounds.
A. 32 ft-lb
B. 36 ft-lb
C. -48 ft-lb
D. 48 ft-lb
Answer: D
Mathematics
You might also like to view...
Perform the indicated operations.5 - (8 - 9 ? 72)
A. -428 B. 438 C. 3966 D. -444
Mathematics
Find the values of x: 3x2 + 2x - 4 = 0
a. x = 2.616, -1.382 b. x = -0.772, 4.317 c. x - -4, -2 d. x = 0.869, -1.535 e. x = 4, -3
Mathematics
Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = -3x2 - 6x
A. maximum at 
B. minimum at 
C. minimum at 
D. maximum at 
Mathematics
Make the indicated temperature conversion. Round answers to one decimal place if necessary.Convert 91.6°C to Fahrenheit.
A. 82.9°F B. 196.9°F C. 18.9°F D. 132.9°F
Mathematics