1.

If $$2x + \frac{1}{{3x}} = 5{\text{,}}$$then the value of $$\frac{{5x}}{{6{x^2} + 20x + 1}}$$is?

A. $\frac{1}{4}$$
B. $\frac{1}{6}$$
C. $\frac{1}{5}$$
D. $\frac{1}{7}$$
Answer» E.


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