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Factor completely.

81x^(2)y^(4)-1
Answer:

Factor completely.\newline81x2y41 81 x^{2} y^{4}-1 \newlineAnswer:

Full solution

Q. Factor completely.\newline81x2y41 81 x^{2} y^{4}-1 \newlineAnswer:
  1. Recognize Difference of Squares: Step Title: Recognize the Difference of Squares\newlineConcise Step Description: Identify that the expression is a difference of squares, which can be factored into the product of a sum and difference.\newlineStep Calculation: Recognize that 81x281x^2 is a perfect square, as is y4y^4, and so is 11. The expression can be written as (9x)2(1y2)2(9x)^2 - (1y^2)^2.\newlineStep Output: Expression as a difference of squares: (9x)2(1y2)2(9x)^2 - (1y^2)^2
  2. Apply Squares Formula: Step Title: Apply the Difference of Squares Formula\newlineConcise Step Description: Use the difference of squares formula, which states that a2b2=(a+b)(ab)a^2 - b^2 = (a + b)(a - b), to factor the expression.\newlineStep Calculation: Apply the formula with a=9xa = 9x and b=y2b = y^2, yielding (9x+y2)(9xy2)(9x + y^2)(9x - y^2).\newlineStep Output: Factored form using the difference of squares: (9x+y2)(9xy2)(9x + y^2)(9x - y^2)
  3. Recognize Another Difference of Squares: Step Title: Recognize Another Difference of Squares\newlineConcise Step Description: Identify that one of the factors from the previous step is also a difference of squares.\newlineStep Calculation: Recognize that 9xy29x - y^2 can be written as (3x)2(y)2(3x)^2 - (y)^2.\newlineStep Output: Expression as a difference of squares: (3x)2(y)2(3x)^2 - (y)^2
  4. Factor Second Difference of Squares: Step Title: Factor the Second Difference of Squares\newlineConcise Step Description: Use the difference of squares formula again to factor the expression 9xy29x - y^2.\newlineStep Calculation: Apply the formula with a=3xa = 3x and b=yb = y, yielding (3x+y)(3xy)(3x + y)(3x - y).\newlineStep Output: Factored form using the difference of squares: (3x+y)(3xy)(3x + y)(3x - y)
  5. Write Completely Factored Form: Step Title: Write the Completely Factored Form\newlineConcise Step Description: Combine the factored forms from the previous steps to write the completely factored expression.\newlineStep Calculation: The completely factored form is (9x+y2)(3x+y)(3xy)(9x + y^2)(3x + y)(3x - y).\newlineStep Output: Completely factored form: (9x+y2)(3x+y)(3xy)(9x + y^2)(3x + y)(3x - y)