For what value (s) of a is $$x + \frac{1}{4}\sqrt x+ {a^2}$$a perfect – McqOptions

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1.	For what value (s) of a is $$x + \frac{1}{4}\sqrt x+ {a^2}$$a perfect square?
A.	$ \pm \frac{1}{{18}}$$
B.	$\frac{1}{8}$$
C.	$ - \frac{1}{5}$$
D.	$\frac{1}{4}$$
Answer» C. $ - \frac{1}{5}$$

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