Divide.
A. 9x5 + 4x3 + x
B. 9x4 + 4x3 + x2
C. 9x4 + 4x2 + x
D. 13
Answer: C
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Perform the operation. Write the answer as a fraction in lowest terms.
? 
A. 
B. 
C. 
D. 
Solve the problem.When a person bends at the waist with a straight back, the force, F, exerted by the person's lower back muscles can be estimated with the formula 
where w is the person's weight, and ? is the angle made by the person's torso relative to the horizontal. Use the sum identity for sine to simplify F.
A. F = 2.89w sin ? B. F = 2.89w (sin ? + cos ?) C. F = -2.89w cos ? D. F = 2.89w cos ?
Round the number as indicated.537 to the nearest hundred
A. 600 B. 510 C. 500 D. 400
Provide an appropriate response.Perform the operation and simplify your answer: 
Fill in the blank(s) with the appropriate word(s).