Question

Simplify each of the following and so that the result is a composite number

1. 5*11*13+13
2. 6*5*4*3*2*1+5​

Answer 1

1. 728

2. 725

Explanation:

Using order of operations:

1. 5×11×13+13=715+13=728

2. 6×5×4×3×2×1+5=720+5=725