Simplify: \(\frac{54k^2 - 6}{3k + 1}\)
MATHEMATICS
WAEC 2012
Simplify: \(\frac{54k^2 - 6}{3k + 1}\)
- A. 6(1 - 3k2)
- B. 6(3k2 - 1)
- C. 6(3k - 1)
- D. 6(1 - 3k)
Correct Answer: C. 6(3k - 1)
Explanation
\(\frac{54k^2 - 6}{3k + 1} = \frac{6(9k^2 - 1)}{3k + 1}\)
= \(\frac{6(3k + 1) - (3k - 1)}{3k + 1}\)
= 6(3k - 1)
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