factorize the following by using suitable identities. p²-18p+81
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Answered by
15
Answer:
Step-by-step explanation:
p2-18p+81=0
p2-9p-9p+81=0
p(p-9)-9(p-9)=0
(p-9)(p-9)=0
p=9,9
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Answered by
3
Answer:
p2-9p-9p+81
p(p-9)-9(p-9)
(p-9)(p-9)
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