Math, asked by gujirufeng, 9 months ago

1-18k+81k² math question,i need help

Answers

Answered by sonu3533

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 Yaqub9124

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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