Question

Show that 2x3x4x5x6x7+5x6 is a composite number

Answer 1

Step-by-step explanation:

2x3x4x5x6x7 + 5x6

5x6(2x3x4x7 + 1)

5x6(168+1)

5x6x169

the given number has more than two factors.

so, it is a composite number.