Question

Solve _ + _ +_ = 30

Fill in the blanks with numbers - 1,3,5,7,9,11,13,15
You can also repeat the numbers.

Answer 1

3! + 13 + 11 = 30

Proof

3! = 3×2×1 = 6

so , 30 = 6 + 13 + 11


◇ 3! means 3 factorial which is a part of chapter called Permutation And Combination. You would this chapter only in Class 11 according to CBSE

Answer 2

Answer : $\bold{3 ! + 11 + 13 = 30}$


$\bold{Explanation :}$


Using factorial function

3 ! that equals to 1 x 2 x 3 = 6

so, 3 ! = 6

3 ! + 11 + 13 = 30

6 + 11 = 17

17 + 13 = 30.

Hence :

$\bold{Answer : 3 ! + 11 + 13 = 30}$