explain why 7×11 × 13 + 13 and 7×8×6× 5 ×4×3×2×1 +5 are composite numbers
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1
7×11×13+13
7×11×(1+1)×13
7×11×2×13
Tease are its factor it have more than 2 so its a composition no.
Same for asher one also
7×11×(1+1)×13
7×11×2×13
Tease are its factor it have more than 2 so its a composition no.
Same for asher one also
ritheesh13:
where are you from
but is there any other answer
Answered by
0
7×11×13+13 is composite number because
13(7×11×1+1)
13(77+1)
13(78)
1014
1014 is composite number
therefore,7×11×13+13 are composite number..
7×8×6×5×4×3×2×1+5
5(7×8×6×1×4×3×2×1+1)
5(8064+1)
5(8065)
40325.
7×8×6×5×4×3×2×1+5 are composite number... because 40325 is composite number ..
13(7×11×1+1)
13(77+1)
13(78)
1014
1014 is composite number
therefore,7×11×13+13 are composite number..
7×8×6×5×4×3×2×1+5
5(7×8×6×1×4×3×2×1+1)
5(8064+1)
5(8065)
40325.
7×8×6×5×4×3×2×1+5 are composite number... because 40325 is composite number ..
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