Write the power of i as i, -1, -i, or 1.i14 + i11
A. 1 + i
B. 1 - i
C. -1 + i
D. -1 - i
Answer: D
Mathematics
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Find the numerical value of the expression for 
and 
x - 3
A. a) 12 b) 54 B. a) 7 b) 21 C. a) 15 b) 1 D. a) 1 b) 15
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Use the properties of logarithms to solve.ln (3x - 4) = ln 20 - ln (x - 5)
A. 5, 
B. 0, 
C. -5, - 
D. 
Mathematics
Perform the indicated operation. Assume that all variables represent nonnegative real numbers.-6
+ 4
A. 6
B. 6m
C. 6
D. 318m
Mathematics
Convert the angle in radians to degrees.
A. 30° B. 1080° C. 15° D. 60°
Mathematics