Well a Hz is a unit of frequency. It's define as the amount of time it takes pattern to oscillate in one full cycle.
so 12 Hz is the oscillation of a cycles 12 times per seconds.
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A billion.
12^2 + 12 = 144 + 12 = 156 or, 12^2 + 12 = 12(12 + 1) = (12)(13) = 156
12
12 x 12 x 12 x 12 x 12 = 125 = 248,832
The Answer Is 12 12 x 12 x 12 = 1728 12 x 12 = 144 144 x 12 = 1728