- A4 + √15
- B4 − √15
- C8 + √15
- D4 + 2√15
Step-by-Step Solution
Multiply numerator and denominator by (√5 + √3): / (5 − 3) = (8 + 2√15) / 2 = 4 + √15.
Answer: A) 4 + √15
Rationalise and simplify: (√5 + √3) / (√5 − √3)
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