Write the expression in the standard form a + bi.
A. -i
B. -1
C. 1
D. i
Answer: A
Mathematics
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Evaluate the expression without using a calculator, or state that the value does not exist. Simplify the answer to the extent possible.sinh(2 ln 6)
A. 
B. 
C. 
D. 
Mathematics
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, 0 ? x ? 
A. 
?
B. 2?
C. 8?
D. 16?
Mathematics
Provide an appropriate response.Given ?ABC~?DEF, AB = 2.2, DE = 0.6, BC = 2.4, what does EF equal?
A. 8.8 B. 0.65 C. 0.55 D. 7.67
Mathematics
Factor the difference of squares.49x2 - 16
A. (7x + 4)2 B. (7x - 4)2 C. (49x + 1)(x - 16) D. (7x + 4)(7x - 4)
Mathematics