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The additive inverse of a complex z is a complex number

so that

Finding

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Tags: <em>complex number additive inverse opposite algebra</em>
Answer:
See attachment
Step-by-step explanation:
The given matrix equation is:

To find Matrix X, we need to multiply both sides of the equation by 2 to obtain:

This simplifies to;

By scalar multiplication, we multiply each entry in the matrix A by to 2 to obtain matrix X.