Largest term in the expansion | Calculator tricks for IOE entrance

Binomial Expansion

Largest term in the expansion

Steps:
  1. First of all, locate n or r which is given(known).
  2. Use the formula, nCr x a^(n-r) x b^r. Replacing known variable with their values.
  3. Press "CALC" in calculator and examine value of r which gives the value maximum.
  4. after finding r (r+1)th term will be largest term, and putting value of r in the expansion, You will get largest term.
  5. Watch above's video for better explanations.

Post a Comment

Previous Post Next Post