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Mathematics
Jax Frank
28 September, 01:08
Factor completely 49x^2-25
+2
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Krista Khan
28 September, 01:47
0
(7x + 5) (7x - 5)
Step-by-step explanation:
49x² - 25 ← is a difference of squares and factors in general as
a² - b² = (a + b) (a - b)
49x² = (7x) ² ⇒ a = 7x
25 = 5² ⇒ b = 5
49x² - 25
= (7x) ² - 5² = (7x + 5) (7x - 5)
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Giuliana Page
28 September, 02:37
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(7x-5) (7x+5)
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