(√5+3)(√5-3)
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Posted by Sara Biju 4 years, 3 months ago
- 5 answers
Gaurav Seth 4 years, 3 months ago
3+✓5 / 3 - ✓5
=> 3 + ✓5 / 3 - ✓5 × 3 + ✓5/ 3 + ✓5
=> ( 3 + ✓5) ( 3 + ✓5) / ( 3 - ✓5) ( 3 + ✓5)
=> ( 3 + ✓5)² / (3)² - ( ✓5)²
=> (3)² + ( ✓5)² + 2 × 3 × ✓5 / 9 -5
=> 9 + 5 + 6✓5 / 4
=> 14 + 6✓5/4
=> 2 ( 7 + 3✓5 ) /4
=> 7 + 3✓5/2
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Vansh Raj 4 years, 3 months ago
1Thank You