81t² - 18t + 1 .Factorise
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Answered by
0
Answer:
answer is 1/9
Step-by-step explanation:
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Answered by
2
Answer:
Just do middle term breaking
Step-by-step explanation:
81 t² - 9 t - 9 t + 1
9t ( 9 t - 1 ) - 1 ( 9 t - 1 )
( 9t - 1 ) ( 9t - 1 )
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