Question

explain why7*6*5*4*3*3*2*1+5 is a composite number ​

Answer 1

Answer:

SOLUTION:

7× 6 × 5 × 4 × 3 × 2 × 1+ 5

= 5040 +5=5045

= 5045 = 5×1009

We know that a number is called a composite number if it has at least one factor other than 1 and the number itself.

Here, 5045 is the product of  2 prime factors 5 and 1009 .

Hence,7× 6 × 5 × 4 × 3 × 2 × 1+ 5 is  a composite number.

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Answer 2

Answer:

7×6×5×4×3×2×1+5= 5045. Since 5045 is divisible by numbers other than 1 and itself for eg 5 etc. so it is a composite number.