Find the sum of the infinite geometric series, if it exists.1 - 
+ 
- 
+ . . .
A. 
B. - 
C. does not exist
D. 
Answer: D
Mathematics
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Solve.A rectangular piece of plywood 7 feet by 14 feet has corners cut from it, as shown in the figure. Find the perimeter of the remaining piece in radical form.
A. 14 + 5
ft
B. 32 + 4
ft
C. 14 + 6
ft
D. 32 + 5
ft
Mathematics
Find the probability. Round to the nearest ten-thousandth when necessary.A family has five children. The probability of having a girl is 1/2. What is the probability of having no more than 3 boys?
A. 0.5 B. 0.3125 C. 0.8125 D. 0.9688
Mathematics
Factor by grouping.t3 + 2t2 - 5t - 10
A. (t + 2)(t2 - 5) B. (t2 + 2)(t - 5) C. (t - 2)(t2 - 5) D. (t + 2)(t3 - 5t)
Mathematics
Consider the Venn diagram below. Find n(A' ? B ? C).
A. 5 B. 8 C. 21 D. 2 E. none of these
Mathematics