How do you simplify the Square root of 196?

##sqrt(196) = 14## since ##14^2 = 14*14 = 196##
Squaring is the opposite operation of square root.

Actually there are two solutions to ##x^2=196##:
##14## and ##-14##.
##14^2=14*14=196## and
##(-14)^2 = (-14)*(-14) = 196##
Only the positive square root is denoted by ##sqrt##

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