Find the least common denominator (LCD).
, 
A. x - 20 or 20 - x
B. 104x
C. -1
D. (x - 20)(20 - x)
Answer: A
Mathematics
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Provide an appropriate response.What has happened if the population paradox has occurred?
What will be an ideal response?
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Solve the equation after making an appropriate substitution.x2/3 - 7x1/3 + 10 = 0
A. {-5, -2} B. {-125, -8} C. {2, 5} D. {8, 125}
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log4
A. 
log7y
B. 7log4y
C. 
log4y
D. 
log4
Mathematics
Find the indicated sum.Find 1 + 3 + 5 + 7 + . . ., the sum of the first 60 positive odd integers.
A. 3600 B. 3540 C. 3604 D. 3536
Mathematics