Question

URGENT Factor completely 169x2 − 64.

Answer 1

Answer: (13x + 8)(13x - 8)

Proof of validity is shown below.

Answer 2

• (13x + 8)(13x - 8)

Explanation:

Use of formula a² - b² = (a + b)(a - b)

• 169x² − 64=
• (13x)² - 8² =
• (13x + 8)(13x - 8)