Find the LCD for the given rational expressions.
, 
, 
A. 6r(r + 5)2
B. 6(r + 5)2
C. r(r + 5)2
D. 6(r + 5)
Answer: A
Mathematics
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Use a proportion to solve the problem.According to a recent study, of every 100 people in one American city, 48 are considered overweight. The population of the city is about 1.98 million. How many of these people would be considered overweight?
A. 888,244 people B. 957,813 people C. 95,040 people D. 950,400 people
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Represent the shaded area in the figure group with a mixed number.
A. 1
B. 1
C. 1
D. 1
Mathematics
Add.-566 + 452
A. 1018 B. -114 C. -1018 D. 114
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Complete the sentence so the result is an identity. Let x be any real number. + tan2x = sec2x
A. cos2x B. sin2x C. 1 D. -1
Mathematics