Question

State the following numbers as prime or composite with justification
(i) 5x11x13+13​

Answer 1

Answer:

please let me know for any other quires good luck buddy:)

Step-by-step explanation:

given 5*11*13+13 simplify it as follows

=55* 13+13

=56*13

=728

factors of 728 is : 1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728

we know that a number having more than two factors is know as composite number so it is composite number and it is not prime number(because it has more than 2 factors)

hope you understood :)

Answer 2

Answer:

(Q) 5*11*13*13

(take 13 as common)

=13(5*11+1)

Ans: This no. has 13 as a factor other than the no. itself and 1.