Simplify by rationalizing the denominator. Write your answer in a + bi form.
A. - 
- 
i
B. - 
- 
i
C. 
- 
i
D. 
- 
i
Answer: C
Mathematics
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Solve the problem.Ms. Patterson proposes to give her daughter Claire an allowance of $0.20 on the first day of her 14-day vacation, $0.40 on the second day, $0.80 on the third day, and so on. Find the allowance Claire would receive on the last day of her vacation.
A. $2.80 B. $3276.80 C. $1638.40 D. $8192.20
Mathematics
First determine which number (x or y) is more accurate, then which is more precise.x = 0.035, y = 9494
A. y, y B. x, x C. x, y D. y, x
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Use ?, ?, ?, or both ? and ? to make a true statement.{6, 7, 8} 
{6, 7, 8}
A. ? B. ? and ? C. ? D. ?
Mathematics
Solve the equation in the complex number system.x2 + 6x + 25 = 0
A. {-3 + 4i} B. {-3 - 16i, -3 + 16i} C. {1, -7} D. {-3 + 4i, -3 - 4i}
Mathematics