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Factor completely.

1-81x^(12)
Answer:

Factor completely.\newline181x12 1-81 x^{12} \newlineAnswer:

Full solution

Q. Factor completely.\newline181x12 1-81 x^{12} \newlineAnswer:
  1. Identify Factoring Type: Identify the type of factoring needed for the expression 181x121 - 81x^{12}. The expression is a difference of squares because it can be written as 12(9x6)21^2 - (9x^6)^2, which fits the form a2b2a^2 - b^2.
  2. Apply Difference of Squares: Apply the difference of squares formula to factor the expression.\newlineThe difference of squares formula is a2b2=(ab)(a+b)a^2 - b^2 = (a - b)(a + b). Here, a=1a = 1 and b=9x6b = 9x^6.\newlineSo, 181x12=(19x6)(1+9x6)1 - 81x^{12} = (1 - 9x^6)(1 + 9x^6).
  3. Check Further Factoring: Check for further factoring possibilities.\newlineBoth 19x61 - 9x^6 and 1+9x61 + 9x^6 are also differences of squares, since they can be written as 12(3x3)21^2 - (3x^3)^2 and 12+(3x3)21^2 + (3x^3)^2, respectively.
  4. Factor 19x61 - 9x^6: Factor 19x61 - 9x^6 further using the difference of squares formula.\newline19x6=(13x3)(1+3x3)1 - 9x^6 = (1 - 3x^3)(1 + 3x^3).
  5. Factor 1+9x61 + 9x^6: Factor 1+9x61 + 9x^6 further using the sum of squares formula.\newlineHowever, the sum of squares formula does not result in real factors for polynomials. Therefore, 1+9x61 + 9x^6 cannot be factored further over the real numbers.
  6. Combine Factored Parts: Combine all the factored parts to write the final factored form of the original expression.\newlineThe final factored form of 181x121 - 81x^{12} is (13x3)(1+3x3)(1+9x6)(1 - 3x^3)(1 + 3x^3)(1 + 9x^6).