Perform the indicated operation. Write the result in standard form.(2 - 8i)(3 - 5i)
A. -34 + 34i
B. 40i2 - 34i + 6
C. 46 - 14i
D. -34 - 34i
Answer: D
Mathematics
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Solve using the quadratic formula.45x2 + 27x = 0
A. - 
B. 0
C. - 
, 27
D. - 
, 0
Mathematics
Give an appropriate answer.Let
f(x) = 1024. Find
log4 f(x).
A. 1
B. 5
C. 625
D. 
Mathematics
Solve.The temperature at which molecular motion is at a minimum is -273.15°C. A piece of metal is cooled to -269°C. Calculate the difference in the temperatures.
A. 3.9°C B. 4.15°C C. 542.25°C D. 4.05°C
Mathematics
Write the inequality in interval notation.x ? 2
A. (-?, 2] B. (2, ?) C. [2, ?) D. (-?, 2)
Mathematics