Math, asked by kambarbuddha24, 7 months ago

Real Numbers
EXERCISE - 1.2
1. Express each of the following numbers as a product of its prime factors.
(1) 140 (m) 156 (m) 3825 (iv) 5005 (v) 7429

Answers

Answered by janhavi433
6

Answer:

only you have to do the prime Factorization of given numbers and then write the factors in the pairs or their sequence.

Step-by-step explanation:

like this

140

2 | 140

2 | 70

5 | 35

7 | 7

| 1

140= 2x2x5x7

Answered by mohnishkrishna05
0

:

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-- :

(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(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

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