onond isngCheck whethe 5X3 XIl+I and – InterviewSolution

1.

onond isngCheck whethe 5X3 XIl+I and

Answer»

Composite (prime) number is number, which aredivisible onlyby 1 or by themselves.

5 * 3 * 11 + 11 = 11(5*3 + 1) this is not composite number, because ithas three differentdividers:1,11 and 16

5 * 7 + 7 * 3 + 3 = 35 + 21 + 3 = 5959 = 1 * 59 this is composit number it has only two dividers: 1, 59

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