Answered

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Write the expression in the standard form a + bi.

Write The Expression In The Standard Form A Bi class=

Sagot :

SOLUTION

Write out the expression

[tex]i^{22}[/tex][tex]\begin{gathered} i^{22} \\ \text{can be written as} \\ (i^2)^{11} \end{gathered}[/tex]

Recall that

[tex]i^2=-1[/tex]

Replace into the expression above

[tex](-1)^{11}=-1[/tex]

Hence

[tex]i^{22}=-1[/tex]

Therefore

The first option is Right

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