Completely reduce the fraction.
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What will be an ideal response?
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Mathematics
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Factor the binomial completely.z2r2 - 1
A. (zr + 1)(zr - 1) B. (zr - 1)2 C. (zr + 1)2 D. prime
Mathematics
Fill in the blank with one of the words or phrases listed below.
The side of the right triangle, labeled "x" is called the 
. 
A. Pythagorean B. hypotenuse C. leg D. right
Mathematics
Find the value of the constant k so that the function is a probability density function in the indicated interval.
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What will be an ideal response?
Mathematics
Determine whether the graph is a tree.
A. tree B. not a tree
Mathematics