Question

please give me answer​

Answer 1

Answer:

3z-2

Step-by-step explanation:

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Answer 2

$z {}^{2} + 3z - 10 \\ z {}^{2} - 2z + 5z - 10 \\ z(z - 2) + 5(z - 2) \\ (z - 2)(z + 5)$

Now,

$\frac{(z - 2)(z + 5)}{(z - 2)} \\ z + 5$

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