Write the complex number in standard form.
?
?
A. (24 - 
) - (6
- 4
)i
B. (24 + 
) + (6
- 4
)i
C. (24 - 
) + (6
- 4
)i
D. (24 + 
) - (6
- 4
)i
E. (24 +
) + (6
+ 4
)i
Answer: B
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Evaluate the line integral of f(x,y) along the curve C.f(x, y) = x, C: y = x2, 0 ? x ? 
A. 63
B. 21
C. 
D. 
Simplify by using the order of operations. Round your answer to the nearest hundredth, if necessary.2.12 + 2.4 - 6.6
A. 4.41 B. 0.21 C. 0 D. -2.1
Divide.(x4 + 81) ÷ (x - 3)
A. x3+ 3x2 + 9x + 27 + 
B. x3+ 3x2 + 9x + 27
C. x3+ 3x2 + 9x + 27 + 
D. x3- 3x2 + 9x - 27 + 
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