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Hatshy [7]
3 years ago
10

Anyone know the answer to this^??

Mathematics
1 answer:
Elza [17]3 years ago
3 0

Answer:

a = x and b = 5

Step-by-step explanation:

Given

a² + 2ab + b² = (a + b)², then compare

x² + 10x + 25 to it

b² = 25 ⇒ b = \sqrt{25} = 5

a² = x² ⇒ a = x

and 2ab = 2 × x × 5 = 10x, thus

x² + 10x + 25 = (x + 5)²

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