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Q. 6. Explain why 7 x 11 x 13 + 13 and 7 x 6 x 5 x 4 x 3 x 2 x 1 + 5 are composite numbers.Solution.​

Answer»

they are composite no. because they have more than two factors Step-by-step explanation:=7*11*13+13=13(7*11*1 +1)=1*13*78and =7*6*5*4*3*2*1+5=5(7*6*1*4*3*2*1+1)=1*5*1009They have more than two factors



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