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Question: Answered & Verified by Expert
Is $3 !+4 !=7 !$ ?
MathematicsPermutation Combination
Solution:
2115 Upvotes Verified Answer
$3 !=3 \times 2 \times 1=6$
$4 !=4 \times 3 \times 2 \times 1=24$
L.H.S. $=3 !+4 !=6+24=30$
R.H.S $=7 !=7 \times 6 \times 5 \times 4 \times 3 \times 2 \times 1=5040$
L.H.S. $=$ R.H.S

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