Find limit

1. For each expression, calculate the limit if it exists. If the expression does not converge, decide if the expression tends to +? or ??.
? limx?0  ((sinx)^2)/x^n) for n = 0, 1, 2, . . .

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  • n-2 twice?

  • n-2 is exponent, but we have differentiated numerator and denominator twice (lhospital rule)

The answer is accepted.