Perform the indicated operations and express your answer in the form a + bi. 
A. 10i
B. 10
C. -10i
D. -10
Answer: A
Mathematics
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Provide an appropriate response.Write as a whole or mixed number in lowest terms.
A. 25
B.
C.
D.
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Verify the identity. = cos x + cot x
What will be an ideal response?
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Find the center of the hyperbola. -
= 1
A. (0, 0) B. (0, 4) C. (6, 0) D. (6, 4)
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Simplify. Assume that all variables represent positive real numbers.(3 + 9)(7
- 5)
A. 18 + 78
B. 108 + 48
C. 18 + 48
D. 66
Mathematics