Question

The expression (11.98 x 11.98 + 11.98 x x + 0.02 x 0.02) will be a perfect square for x equal to:

a.

0.02

b.

0.2

c.

0.04

d.

0.4

Posted under Aptitude

Answer: (c).0.04

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Q. The expression (11.98 x 11.98 + 11.98 x x + 0.02 x 0.02) will be a perfect square for x equal to:

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