5^3x +2 = 25^x – 8step by step please
1 answer:
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Answer:
(x + 2)²
Step-by-step explanation:
Given
x² + 4x + 4 ← is a perfect square of the form
(x + a)² = x² + 2ax + a²
Compare like terms
a² = 4 ⇒ a = = 2, thus
x² + 4x + 4 = (x + 2)²