Simplify the expression.loga(a7)
A. 7 loga(a)
B. 7
C. a7
D. 1
Answer: B
Mathematics
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Evaluate the integral.
A. 16
B. 16(e3 - e)
C. -16
D. 32
Mathematics
Write the conjugate 
of the complex number z. Then find z
.z = 
+ 4i
A. 
= 
- 4i, z
= 26
B. 
= 
- 4i, z
= 21
C. 
= 
- 4i, z
= 11
D. 
= 
- 4i, z
= -11
Mathematics
Solve.Find the perimeter of a square picture frame with a side length of 5.1 inches.
A. 10.2 in. B. 26.01 in. C. 15.3 in. D. 20.4 in.
Mathematics
Solve.If a five-sided die is rolled four times, how many different four-digit sequences are possible?
A. 120 B. 5 C. 20 D. 625
Mathematics