Write the expression in the standard form a + bi.8i - (-3 - i)
A. -3 - 9i
B. 3 + 9i
C. -3 + 7i
D. 3 - 7i
Answer: B
Mathematics
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Solve the problem.f(x) = log2(x + 7) and g(x) = log2(x - 1).Solve f(x) = 2. What point is on the graph of f?
A. {9}, (3, 2) B. {3}, (3, 2) C. {9}, (3, 10) D. {3}, (3, 16)
Mathematics
Simplify using the laws of exponents.69 ? 65 ? 66
A. 620 B. 216270 C. 21620 D. 6270
Mathematics
Perform the indicated operation and simplify.
+ 
A. 7
B. 
C. 
D. 
Mathematics
Integrate the function.
dx
A. 
(x2 + 9)3/2 + tan-1 
+ C
B. 
(x2 + 9)3/2 - 
+ C
C. 
- 
+ C
D. 
(x2 + 9)3/2 - 9
+ C
Mathematics