Question

Question- simplify by factor method:-
The full question is given in the pic attached. ​

Answer 1

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$→ \frac{z {}^{2} - 5z + 6 }{z {}^{2} - 4} \\ → \frac{ - 5z + 6}{ - 4} \\ → \frac{ - 5z + 3}{ - 2}$

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Answer 2

Step-by-step explanation:

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