splitting the terms
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Answer:
(m-9)(m-9)
Step-by-step explanation:
m^2-(9+9)m+81
m^2-9m-9m+81
m(m-9)-9(m-9)
(m-9)(m-9)
Answered by
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Answer:
m2 - 18m + 81
= m2 - (9m+9m) + 81
= m2 - 9m - 9m + 81
= m(m-9) - 9(m-9)
= (m-9) (m-9)
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