factories: 4x² - 25
Answers
Answered by
4
Step-by-step explanation:
→ 4x² - 25
→ (2x)² - (5)²
→ (2x + 5)(2x - 5)
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Answered by
2
Answer:
x = -5/2 and 5/2
Step-by-step explanation:
4x² - 25
(2x)² - (5)²
By using Identity a² - b² = (a+b)(a-b)
(2x+5)(2x-5)
x = -5/2 and 5/2
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