Question

2×5! /2! +2×3! +1=120+12+1=133 how??? ​

Answer 1

Answer:

Step-by-step explanation:

2*5!/2!+2*3!+1

=2*5*4*3*2/2+2*3*2+1

=5*4*3*2+12+1

=120+12+1

=133 proved