Evaluate the factorial expression.
A. 1
B. 
C. 4
D. 4!
Answer: C
Mathematics
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Solve the system.
A. (-2, 3), (-3, 2) B. (2, -3), (3, -2) C. (2, 3), (3, 2) D. (-2, -3), (3, 2)
Mathematics
Solve the inequality. Express your answer in set notation.x2 ? 49
A. {x| -7 ? x ? 7} B. {x| -7 < x < 7} C. {x| x ? 7} D. {x| x ? -7 or x ? 7}
Mathematics
Find the requested probability.A family has five children. The probability of having a girl is 
. What is the probability of having no more than 3 boys?
A. .9688 B. .5000 C. .3125 D. .8125
Mathematics
Add.234 + 141
A. 573 B. 375 C. 627 D. 555
Mathematics