NextMockપરીક્ષાઓ શોધો, દા.ત. SSC CGL, UPPSC, Lekhpal
SSC PYQTier 1 2025

SSC CGL – Combined Graduate Level Examination · પ્રશ્ન 53

Evaluate: 1/(√16 − √15) − 1/(√15 − √14) + 1/(√14 − √13) − 1/(√13 − √12) + 1/(√12 − √11)

  1. 4 + √11
  2. 3 − √11
  3. 2 − √11
  4. 1 + √11
જવાબ બતાવો અને સમજૂતી

જવાબ: (A) 4 + √11

સમજૂતી

Each 1/(√a − √b) = √a + √b; the terms telescope to √16 + √11 = 4 + √11.