A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
We can find the permutation or combination of 7C4 using the nCr = n!/r!(n – r)! formula.
Let us see how we can find the permutation and combination of 7C4.
Explanation:
7C4 = 7! / 4!(7 – 4)!
= 7! / (4! 3!)
= (7 × 6 × 5 × 4!) / (4! 3!)
= (7 × 6 × 5) / (3 × 2 × 1)
= 7 × 5
= 35