Civil Services Uttar Pradesh (उत्तर प्रदेश) PCS Mock Test Series 2025 Quantitative Aptitude Algebra Polynomials

If 5x + 3y = 15 and 2xy = 6, then the value of 5x - 3y is:

1
\(3\sqrt3\)
2
\(3\sqrt5\)
3
\(3\sqrt2\)
4
\(3\sqrt4\)
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