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Simplifying
2a2 = 196
Solving
2a2 = 196
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Divide each side by '2'.
a2 = 98
Simplifying
a2 = 98
Take the square root of each side:
a = {-9.899494937, 9.899494937}
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