Factor the expression given below. Write each factor as a polynomial in descending order.
4²-1

(2x - 1)(2x + 1)

Step-by-step explanation:

4x² - 1 is a difference of squares and factors in general as

a² - b² = (a - b)(a + b) , then

4x² - 1

= (2x)² - 1²

= (2x - 1)(2x + 1)

29 is the correct answer

step-by-step explanation:

answer: approximately 206 bones

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