Question

7x 11x13x15+15 is a
I. Prime Number
ll. Composite Number
III. Whole No
IV. Option II & III Both.​

Answer 1

Step-by-step explanation:

Ex 1.2 , 6 Explain why 7 × 11 × 13 + 13 and 7 × 6 × 5 × 4 × 3 × 2 × 1 + 5 are composite numbers. 7 × 11 × 13 + 13 = 13 ( 7 ...