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x^(2)-36
Which of the following is equivalent to the given expression?
Choose 1 answer:
(A) 
(x-6)^(2)
(B) 
(x+6)^(2)
(c) 
(x-6)(x+6)
(D) 
x(x-36)

x236 x^{2}-36 \newlineWhich of the following is equivalent to the given expression?\newlineChoose 11 answer:\newline(A) (x6)2 (x-6)^{2} \newline(B) (x+6)2 (x+6)^{2} \newline(C) (x6)(x+6) (x-6)(x+6) \newline(D) x(x36) x(x-36)

Full solution

Q. x236 x^{2}-36 \newlineWhich of the following is equivalent to the given expression?\newlineChoose 11 answer:\newline(A) (x6)2 (x-6)^{2} \newline(B) (x+6)2 (x+6)^{2} \newline(C) (x6)(x+6) (x-6)(x+6) \newline(D) x(x36) x(x-36)
  1. Recognize the expression: Recognize the given expression as a difference of squares.\newlineThe expression x236x^2 - 36 can be factored because it is a difference of two perfect squares. The general form of a difference of squares is a2b2=(ab)(a+b)a^2 - b^2 = (a - b)(a + b).
  2. Identify a and b: Identify a and b for the difference of squares.\newlineIn the expression x236x^2 - 36, a is xx and b is 66 because x2x^2 is the square of xx and 3636 is the square of 66. Therefore, a2=x2a^2 = x^2 and b2=36b^2 = 36.
  3. Apply the difference of squares formula: Apply the difference of squares formula.\newlineUsing the formula from Step 11, we can rewrite x236x^2 - 36 as (x6)(x+6)(x - 6)(x + 6).