Expand, where i $i ^ { 2 } = - 1$
-$$\left( \frac { 1 } { \sqrt { 2 } } + \frac { i } { \sqrt { 2 } } \right) 4$$
A) $1 - \mathrm { i }$
B) $- 1$
C) 1
D) $1 + \mathrm { i }$

Question

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The Answer of Expand, where i $i ^ { 2 } = - 1$
-$$\left( \frac { 1 } { \sqrt { 2 } } + \frac { i } { \sqrt { 2 } } \right) 4$$
A) $1 - \mathrm { i }$
B) $- 1$
C) 1
D) $1 + \mathrm { i }$

Expand, Where I i2=−1i ^ { 2 } = - 1i2=−1

Expand, Where I $i ^ { 2 } = - 1$