One factor of \(7x^2 + 33x - 10\) is
MATHEMATICS
WAEC 2017
One factor of \(7x^2 + 33x - 10\) is
- A. 7x + 5
- B. x - 2
- C. 7x - 2
- D. x - 5
Correct Answer: C. 7x - 2
Explanation
\(7x^2 + 33x - 10\)
\(7x^2 + 35x - 2x - 10\)
7x (x + 5) - 2 (x + 5)
(7x - 2) (x + 5)
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