Determine the work done by a crane lifting a 2,800-pound car 7 feet.
A. 19,600 ft-lb
B. 19,620 ft-lb
C. 19,610 ft-lb
D. 19,640 ft-lb
E. 19,630 ft-lb
Answer: A
Mathematics
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Divide as indicated.
A. x + 7 + 
B. 
C. x + 7 - 
D. x + 8
Mathematics
Write the first three terms in the binomial expansion, expressing the result in simplified form.(x + 2)16
A. x16 + 32x15 + 480x14 B. x16 + 30x15 + 960x14 C. x16 + 30x15 + 480x14 D. x16 + 32x15 + 960x14
Mathematics
Evaluate the expression.81 - 8 ? 3 + 4
A. 61 B. 511 C. 223 D. 80
Mathematics
Determine the size of the sample space for the experiment described.A 6-sided die is rolled. The sides contain the numbers 1, 2, 3, 4, 5, 6. State the number of elements in the sample space of rolling one die.
A. n(S) = 1 B. n(S) = 6 C. n(S) = 36 D. None of these
Mathematics