Question

can someone please help me with this thank you. Factor completely 64x2 – 49. (1 point) 0 (7x – 8)(7x + 8) O (7x – 8)(7x – 8) O (8x – 7)(8x - 7) O (8x - 7)(8x + 7)​

Answer 1

Answer:

Step-by-step explanation:

64x^2 - 49
= (8x)^2 - 7^2
= (8x - 7)(8x + 7)

Answer 2

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

Step-by-step explanation:

64x²-49

(8x)²-7²

(8x+7)(8x-7) (using a²-b²=(a+b)(a-b)

Or

(8x-7)(8+7)