Question

question
factor completely.
16x² - 25
answer attempt 1 out of 2

Explanation:

Step1: Recognize difference of squares

$16x^2 - 25 = (4x)^2 - 5^2$

Step2: Apply difference of squares formula

Use $a^2 - b^2 = (a+b)(a-b)$, where $a=4x$, $b=5$

Answer:

$(4x + 5)(4x - 5)$