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Find the product of (x + 7)(x - 7). x2 - 14x + 49 x2 - 49 x2 + 14x + 49 x2 + 49
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25 votes
Find the product of (x + 7)(x - 7).

x2 - 14x + 49
x2 - 49
x2 + 14x + 49
x2 + 49

User Mehul Rathod
by
5.4k points

2 Answers

6 votes

Answer:
x^(2) -49

Explanation:

User Jorvis
by
6.0k points
9 votes

Answer:

x² - 49

Explanation:

Identity: (a + b)(a - b) = a² - b²

Here a = x and b = 7

(x +7) (a -7) = x² - 7²

= x² - 49

User MarkII
by
5.6k points
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