ML Aggarwal Exponents and Powers MCQs Class 8 ICSE Ch-2 Maths Solutions

ML Aggarwal Exponents and Powers MCQs Class 8 Ch-2 ICSE Maths Solutions. We Provide Step by Step Answer of  MCQs for Exponents and Powers as council prescribe guideline for upcoming board exam. Visit official Website CISCE for detail information about ICSE Board Class-8.

ML Aggarwal Exponents and Powers MCQs Class 8 ICSE Maths Solutions

 Board ICSE Publications Avichal Publishig Company (APC) Subject Maths Class 8th Chapter-2 Exponents and Powers Writer ML Aggarwal Book Name Understanding Topics Solution of MCQs Edition 2023-2024

Exponents and Powers MCQs

ML Aggarwal Class 8 ICSE Maths Solutions

Page-41

Question 1. Fill in the blanks:

(i) Multiplicative inverse of (-4/5)² = ……..

(ii) If (-7)x × (1/-7)³ = 78, then value of x is …….
(iii) If 3n = 729, then n = ……
(iv) The value of (70 + 50) is ……..

(i) Multiplicative inverse of (-4/5)² = 25/16

(ii) If (-7)x × (1/-7)³ = 78, then value of x is 5
(iii) If 3n = 729, then n = 6
(iv) The value of (70 + 50) is 2

Question 2. State whether the following statements are true (T) or false (F):

(i) The value of (-3)-² is 1 – 9.
(ii) For negative integers m and n, am × an = am+n (a ≠ 0).
(iii) 30 × 40 = 120.
(iv) The value of 37 – 27 is 17.
(v) Multiplicative inverse of (-2)5 is 1/-32

(i) The value of (-3)-² is 1 – 9. False
(ii) For negative integers m and n, am × an = am+n (a ≠ 0). True
(iii) 30 × 40 = 120. True
(iv) The value of 37 – 27 is 17. False
(v) Multiplicative inverse of (-2)5 is 1/-32 True

Exponents and Powers MCQs

ML Aggarwal Class 8 ICSE Maths Solutions

Page-41

Choose the correct answer from the given four options (3 to 12):

Question 3. (1/2)-5 is equal to

(a) 32
(b) 1/32
(c) -32
(d) -1/32

(1/2)-5 g= (2)5= 2 × 2 × 2 × 2 × 2 = 32 (a)

Exponents and Powers MCQs

ML Aggarwal Class 8 ICSE Maths Solutions

Page-42

(a) 5
(b) 7
(c) 4
(d) -5

(a) 16/81
(b) −16/81
(c) 81/16
(d) −81/16

(a) 21/4
(b) 0
(c) 9
(d) 3

(a) -2
(b) 6
(c) 2
(d) -6