1-18k+81k² math question,i need help
Answers
Answered by
1
Answer:
81 k square minus 18 k + 1
81 keskar - 9 k - 9 k + 1
9k(9k-1) -1(9k-1)
(9k-1) (9k-1)
9k=1
k=1/9 answer
Answered by
0
Step-by-step explanation:
= 81k² - 18k +1
= 81k² - 9k - 9k + 1
= 9k (9k - 1) -1 (9k - 1)
= (9k -1) (9k -1)
= (9k - 1)²
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