rafaellazaro60pcw3w5
24.06.2020 •
Mathematics
Which of the following represents the factorization of the binomial below?
49x2 - 81y2
A. (x-9y)7x-9y)
B. (7x+9yX(7x+9y)
C. (7x+y)(x-97)
D. (7x+9y)(7x-9y)
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Ответ:
D
Step-by-step explanation:
49x² - 81y² ← is a difference of squares and factors in general as
a² - b² = (a + b)(a - b) , thus
49x² - 81y²
= (7x)² - (9y)²
= (7x + 9y)(7x - 9y) → D
Ответ:
Answer D is correct
Step-by-step explanation:
hope this helps
Ответ:
da baby
Step-by-step explanation:
convirtible