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Which choice is equivalent to the expression below? √-81 A. √9i B. i√9 C. 9i D. -9 E. -√9
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Which choice is equivalent to the expression below? √-81 A. √9i B. i√9 C. 9i D. -9 E. -√9
asked
Jul 23, 2023
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Which choice is equivalent to the expression below?
√-81
A. √9i
B. i√9
C. 9i
D. -9
E. -√9
Mathematics
college
Wietlol
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Wietlol
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1
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Answer:
Explanation:
Remark
√-81 breaks down to two roots
√81 = 9
√-1 = i
Solution
√-81 = i9
Answer
C
Marouen
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Jul 29, 2023
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Marouen
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