a²+ab(b+1)+b³ Plz guys I need this answer
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Given
a²+ab(b+1)+b³
Factories it
Solution
→ a² + ab(b + 1) + b³
→ a² + ab² + ab + b³
→ a(a + b²) + b(a + b²)
→ (a + b²) (a + b)
Some Identities
- (a + b)² = a² + b² + 2ab
- (a + b)³ = a³ + b³ + 3ab(a + b)
- (a - b)² = a² + b² - 2ab
- (a - b)³ = a³ - b³ - 3ab(a - b)
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