Simplify frac 54k 2 - 6 3k 1 - WAEC Mathematics 2012 Question
Simplify: \(\frac{54k^2 - 6}{3k + 1}\)
A
6(1 - 3k2)
B
6(3k2 - 1)
C
6(3k - 1)
D
6(1 - 3k)
correct option: c
\(\frac{54k^2 - 6}{3k + 1} = \frac{6(9k^2 - 1)}{3k + 1}\)
= \(\frac{6(3k + 1) - (3k - 1)}{3k + 1}\)
= 6(3k - 1)
= \(\frac{6(3k + 1) - (3k - 1)}{3k + 1}\)
= 6(3k - 1)
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