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Which of the Following Are True:(2 +3)! = 2! + 3! - Mathematics

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Which of the following are true:

(2 +3)! = 2! + 3!

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Solution

LHS = (2 +3)!
              = 5!
              = 120
    RHS = 2! + 3!
             = 2 + 6
             = 8
   Since  LHS ≠ RHS,
      Thus, (i) is false.

Concept: Permutations
  Is there an error in this question or solution?

APPEARS IN

RD Sharma Class 11 Mathematics Textbook
Chapter 16 Permutations
Exercise 16.1 | Q 5.1 | Page 4

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