Find the sum of the given expressions — task. Mathematics State Board, Class 10.

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Add:

\frac{z (z + 3)}{z - 6}

and

\frac{z (3 - z)}{z - 6}

Answer:

\frac{z (z + 3)}{z - 6}

\(+\)

\frac{z (3 - z)}{z - 6}

\(=\)

\frac{i i}{i - i}

[Note: Enter the coefficient followed by the variable in the numerator.]

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8. Find the sum of the given expressions