hannah3158 hannah3158

09-01-2021
Mathematics

contestada

Factor the expression.
49.12
- 16
O A
(4x + 7)(4x - 7)
B. (7x + 4)(7x-4)
C. (7x-4)(7x-4)
OD. (4x-7)(4x - 7)

Factor the expression 4912 16 O A 4x 74x 7 B 7x 47x4 C 7x47x4 OD 4x74x 7 class=

Respuesta :

ChoiSungHyun ChoiSungHyun

09-01-2021

Step-by-step explanation:

Difference of squares: A² - B² = (A + B)(A - B).

Therefore 49x² - 16 = (7x)² - (4)² = (7x + 4)(7x - 4).

The correct answer is Option B.

Answer Link

09-01-2021

Answer is B. Hope this helps :)

Answer Link

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