Find all real and imaginary solutions to the equation.k4 - 9k2 + 18 = 0
A. {3, 6}
B. {-3, -6}
C. {± 
, ± 
}
D. {±i
, ±i
}
Answer: C
Mathematics
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Find the first 4 terms of the recursively defined sequence.a1 = 1, a2 = 2, an + 1 = an + an - 1
A. 1, 2, 2, 4 B. 1, 2, 3, 4 C. 1, 2, 3, 5 D. 1, 2, 2, 3
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Find the equilibrium solution of the equation of change 
.
?
A. ?
B. ?
C. ?
D. ?
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Find the probability.A child rolls a 6-sided die 6 times. What is the probability of the child rolling exactly three sixes? Round to the nearest ten-thousandth.
A. 0.4441 B. 0.0536 C. 0.0594 D. 0.5362
Mathematics
Solve by completing the square. Give exact solutions. Simplify radicals and reduce.5x2 + 9x = 0
A. 0
B. ± 
C. - 
, 0
D. 
, 0
Mathematics