Rationalize the denominator of the expression.
?
What will be an ideal response?
Mathematics
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Perform the indicated operation. 
+ 
A. 
B. - 
C. 
D. - 
Mathematics
Find the expected value.Suppose that 1,000 tickets are sold for a raffle that has the following prizes: one $300 prize, two $100 prizes, and one hundred $1 prizes. What is expected value of a ticket?
A. $300 B. $0.60 C. $1 D. $100
Mathematics
Find the domain and range of the function graphed.
A. domain: (-?, ?); range: (-?, ?) B. domain: (-?, ?); range: (-?, 3] C. domain: (-?, 5]; range: (-?, 3] D. domain: (-?, 5) ? (5, ?); range: (-?, 3) ? (3, ?)
Mathematics
Express the number as an equivalent decimal. Use bar notation for repeating decimals.
A. 0.175 B. 0.135 C. 0.075 D. 0.185
Mathematics