angeisthe72
09.01.2021 •
Mathematics
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)
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Ответ:
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.
Ответ:
1
Step-by-step explanation: