## Bharat Gupta is teaching live on Unacademy Plus

COMBINATION Permutation and combination mixed Problem part- 2 Follow Upvote

Problem for this lessor How many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 How many four-letter words can be formed using the letters of the word 'INEFFECTIVE'? a. 840 b. 2454 c. 2436 d. 2210 b. 1440 c. 1218 d. 1422

how many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 b. 2454 C. 2436 d. 2210

how many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 b. 2454 C. 2436 d. 2210 MATHE MATICS 0

how many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 b. 2454 C. 2436 d. 2210 MATHE MATICS 0 Le =18

how many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 b. 2454 C. 2436 d. 2210 MATHE MATICS

how many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 b. 2454 C. 2436 d. 2210 MATHE MATIC S 2 2 18

how many words can be formed by taking 4 letters at a time out of the letters of the word 'MATHEMATICS'? a. 1680 b. 2454 C. 2436 d. 2210 MATHE MATIC s 680 2

How many four-letter words can be formed using the letters of the word 'INEFFECTIVE'? a. 840 b. 1440 c. 1218 d. 1422

How many four-letter words can be formed using the letters of the word 'INEFFECTIVE'? a. 840 b. 1440 c. 1218 d. 1422

How many four-letter words can be formed using the letters of the word 'INEFFECTIVE'? a. 840 b. 1440 c. 1218 d. 1422 0

How many four-letter words can be formed using the letters of the word INEFFECTIVE' ? a. 840 b. 1440 c. 1218 d. 1422 0 2

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