Operations on Complex Numbers
Simplify each of the following and write in the form a + bi.
−
25
\displaystyle \sqrt{{-{25}}}
−
25
=
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Question 6 Part 1 of 4
−
7
\displaystyle \sqrt{{-{7}}}
−
7
=
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Question 6 Part 2 of 4
9
+
−
81
3
\displaystyle \frac{{{9}+\sqrt{{-{81}}}}}{{3}}
3
9
+
−
81
=
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Question 6 Part 3 of 4
28
+
−
81
10
\displaystyle \frac{{{28}+\sqrt{{-{81}}}}}{{10}}
10
28
+
−
81
=
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Question 6 Part 4 of 4
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