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:
Choose the correct choice from the following options.
A) 0.4	B) 0.004	C) 0.04	D) 0.0004	E) None of them
Given expression = (11.98)(power 2) + (0.02)(power 2) + 11.98 x x.   For the given expression to be a perfect square, we must have   11.98 x (x) = 2 x 11.98 x 0.02 or   x = 0.04   Answer is 0.04.
<result>C</result>
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: