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Chapter 2 घातांक Ex 2 d Solutions

Question - 1 : -
34 × 35 × 3-9 का मान ज्ञात कीजिए।

Answer - 1 : -

34 × 35 × 3-9 = (3)4+5 x3-9 = (3)9-9 = 30 =1

Question - 2 : -

Answer - 2 : -



Question - 3 : -  का मान होगा :
(i) 2
(i) 4
(iii) 8
(iv) 16

Answer - 3 : -

 = 22 × 22 = 24 = 16 (iv)

Question - 4 : -
3-2 × 35 का मान होगाः
(i) 3
(ii) 9
(iii) 6
(iv) 27

Answer - 4 : -

3-2 × 35 = 3-2+5 
= 33 = 27 (iv)

Question - 5 : -
निम्नांकित को सरल कीजिए :

Answer - 5 : -



Question - 6 : -
(2 × 3)6 × 6-3 को मान ज्ञात कीजिए।

Answer - 6 : -

(2 × 3)6 × 6-3 = 66 × 6-3 = 66-3 = 63 = 216

Question - 7 : -

Answer - 7 : -



Question - 8 : -

Answer - 8 : -



Question - 9 : -

Answer - 9 : -



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