Question

Express each number as a product of its prime factors : (,i)156​ (ii) 3825 (iii) 5005 (iv) 7429​

Answer 1

Answer:

(I) 156=2 x 78

2x 2 x 39

2x2x3x13

2x2x3x13x1

(ii) 3825=3x1275

3x3x425

3x3x5x85

3x3x5x5x17

3x3x5x5x17x1

(iii)5005=5x1001

5x7x143

5x7x11x13

5x7x11x13x1

(iv)7429=17x437

17x19x23

17x19x23x1

Answer 2

Answer:

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Step-by-step explanation:

(i) 140

140=2×70

=2×2×35

=2×2×5×7

=2×2×5×7×1

(ii) 156

156=2×78

=2×2×39

=2×2×3×13

=2×2×3×13×1

(iii) 3825

3825=3×1275

=3×3×425

=3×3×5×85

=3×3×5×5×17

=3×3×5×5×17×1

(iv) 5005

5005=5×1001

=5×7×143

=5×7×11×13

=5×7×11×13×1

(v) 7429

7429=17×437

=17×19×23

=17×19×23×1