Question

no additional details were added for this assview submissionfactoring day 1score: 26/48 answered: 13/24question 14factor the following expression completely:$49x^{2}-64 =$question help: video

Explanation:

Step1: Recognize difference of squares

$49x^2 = (7x)^2$, $64 = 8^2$

Step2: Apply difference of squares formula

Use $a^2 - b^2 = (a-b)(a+b)$ with $a=7x$, $b=8$

Answer:

$(7x - 8)(7x + 8)$