Find the real solutions, if any, of the equation. Use the quadratic formula.2x2 = -10x - 6
A. {
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B. {
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C. {
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D. {
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Answer: C
Mathematics
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Graph the function.A satellite is orbiting the earth such that its displacement D north of the equator (or south if D < 0) is given by 
Sketch two cycles of D as a function of t. Use 
, and 
. Label the point on the horizontal axis which represents the end of the second cycle.
A. 
B. 
C. 
D. 
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Use the root test to determine if the series converges or diverges.
A. Diverges B. Converges
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Find the decimal equivalent of the fraction.
A. 2.68 B. 2.64 C. 2.85 D. 2.675
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Graph the inequality.-2x - 4y ? 8
A. 
B. 
C. 
D. 
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