Use the quotient rule to simplify the expression. Use positive exponents to write the answer.

A.  
B. x15
C. -x1
D.  


Answer: B

Mathematics

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Determine the scalar c so that the vectors v and w are orthogonal or parallel as indicated.v = , w = ; orthogonal  

A. c = 4 B. c = -4 C. c = 3 D. c = -3

Mathematics

Solve the problem. Round your answer to the nearest tenth.Find the work done by a force of 200 pounds acting in the direction  in moving an object 75 feet from (0, 0) to (-75, 0).

A. 13,416.1 ft-lb B. 6708.2 ft-lb C. 15,000.0 ft-lb D. 8944.9 ft-lb

Mathematics

The following expressions represent denominators of rational expressions. Find their LCD.(a + 3)(a + 2) and (a + 3)(a - 2)

A. (a + 3)(a + 2)(a - 2)(a - 3) B. (a + 3)(a + 2)(a - 3) C. (a + 3)2(a + 2)(a - 2) D. (a + 3)(a + 2)(a - 2)

Mathematics

Divide and, if possible, simplify.

A. x
B. 2x
C. 2x
D. 2x

Mathematics