brenda2512
11.03.2020 •
Mathematics
Type the correct answer in each box.
Consider the difference of squares identity:
a2 - 62 = (a + b)(a - b).
For the polynomial 9x2 - 49,
and b =
a =
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Ответ:
Step-by-step explanation:
The given polynomial is
We rewrite the polynomial as a difference f two squares.
We need to compare this to the difference of squares identity:
Putting a=3x and b=7, we have :
Therefore
Ответ:
636363646464646464646466r636363646464646464646466r4664644646