Factorise : 18x^2-x-4
Answers
Answered by
1
Answer:
182−−4
18x^{2}{\color{#c92786}{-x}}-418x2−x−4
182+8−9−4
Answered by
1
Answer:
(9x+4)(2x-1)
Step-by-step explanation:
18x^2 - x - 4
On taking middle term factorisation, we get,
18x^2 + 8x - 9x - 4
2x(9x + 4)- 1(9x+ 4)
(9x+4)(2x-1)
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