Divide.
A. - 
+ 
i
B. 
- 
i
C. 
+ 
i
D. - 
+ 
i
Answer: B
Mathematics
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Solve. Then graph the solution.x2 - 7x ? -12
A. (-?, 3]
B. (-?, 3] ? [4, ?)
C. [3, 4]
D. [4, ?)
Mathematics
Translate the sentence into an equation. Use x to represent the unknown number. Do not solve.The product of 4 and the difference of a number and 7 is the same as the sum of the number and 30.
A. 4(x - 7) = x + 30 B. 7 - 4x = x + 30 C. 4(7 - x) = x + 30 D. 4x - 7 = x + 30
Mathematics
Find and simplify the difference quotient 
for the given function.f(x) = 8
A. 8
B. 0
C. 1
D. 1 + 
Mathematics
For the pair of similar triangles, find the missing side n. Round to the nearest tenth when necessary.
A. n = 30 m B. n = 24 m C. n = 40 m D. n = 32 m
Mathematics