Q. Find limx→∞x3−2x2+13x3−5x.Choose 1 answer:(A) −5(B) 0(C) 3(D) The limit is unbounded
Degree Comparison: To find the limit of the given function as x approaches ∞, we can compare the degrees of the polynomials in the numerator and the denominator.
Leading Coefficients: The degree of the polynomial in the numerator is 3 (because of the term 3x3), and the degree of the polynomial in the denominator is also 3 (because of the term x3).
Limit Calculation: When the degrees of the polynomials in the numerator and the denominator are the same, the limit as x approaches ∞ is the ratio of the leading coefficients.
Limit Calculation: When the degrees of the polynomials in the numerator and the denominator are the same, the limit as x approaches infinity is the ratio of the leading coefficients.The leading coefficient of the numerator is 3 (from the term 3x3), and the leading coefficient of the denominator is 1 (from the term x3).
Limit Calculation: When the degrees of the polynomials in the numerator and the denominator are the same, the limit as x approaches infinity is the ratio of the leading coefficients.The leading coefficient of the numerator is 3 (from the term 3x3), and the leading coefficient of the denominator is 1 (from the term x3).Therefore, the limit as x approaches infinity of (3x3−5x)/(x3−2x2+1) is 3/1, which simplifies to 3.
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