Respuesta :

altavistard
I must assume that by "x56" you actually meant "x^56," or "x to the 56th power.

If that's the case, then  x^56 * x^16 = x^(56+16) = x^72, or "x to the 72nd power".

If at all possible, see a teacher regarding your "x56x16."  It's very ambiguous.

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