Question

explain why 1×2×3×4×5×6×7+5 is a composite number

Answer 1

Answer:

Step-by-step explanation:

1x2x3x4x5x6x7            is divsible by 5

1x2x3x4x5x6x7   + 5   is divsible by 5

then    .......................... it is a composite number

note

a number which is divisible by 1 and itself is called prime

a number which has more than 2 factor is called composite number

1 is neither prime nor composite