RD Sharma Class 8 Solutions Chapter 2 Powers MCQS

In this chapter, we provide RD Sharma Class 8 Solutions Chapter 2 Powers MCQS for English medium students, Which will very helpful for every student in their exams. Students can download the latest RD Sharma Class 8 Solutions Chapter 2 Powers MCQS pdf, free RD Sharma Class 8 Solutions Chapter 2 Powers MCQS Maths book pdf download. Now you will get step by step solution to each question.

RD Sharma Solutions for Class 8 Chapter 2 Powers MCQS Download PDF

Question 1.
Square of (−23)

Solution:

Question 2.
Cube of −12 is

Solution:

Question 3.
Which of the following is not equal to

Solution:

Question 4.
Which of the following in not reciprocal of

Solution:

Question 5.
Which of the following numbers is not equal to −827 ?

Solution:

Question 6.

Solution:

Question 7.

Solution:

Question 8.

Solution:

Question 9.

Solution:

Question 10.

Solution:

Question 11.

Solution:

Question 12.

Solution:

Question 13.

Solution:

Question 14.

Solution:

Question 15.
For any two non-zero rational numbers a and b,a⁴+b⁴ is equal to
(a) (a + b)¹ 
(b) (a + b)⁰
(c) (a + b)⁴
(d) (a + b)⁸
Solution:
(c) {∵ a⁴ + b⁴ = (a + b)⁴}

Question 16.
For any two rational numbers a and b, a⁵ x b⁵ is equal to
(a) (a x b)⁰
(b) (a x b)¹⁰
(c) (a x b)⁵
(d) (a x b)²⁵
Solution:
(c) {∵ a⁵ x b⁵ = (a x b)⁵}

Question 17.
For a non-zero rational number a, a⁷ + a¹² is equal to
(a) a⁵
(b) a^-19
(c) a-⁵
(d) a¹⁹
Solution:
(c) {a⁵ a¹² = a^7-12 =a^-5}

Question 18.
For a non-zero rational number a, (a³)^-2 is equal to
(a) a⁶
(b) a^-6
(c) a^-9
(d) a¹
Solution:
(b) {(a³)^-2 = a^{3 x (-2)}= a⁶}

All Chapter RD Sharma Solutions For Class 8 Maths

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All Subject NCERT Exemplar Problems Solutions For Class 8

All Subject NCERT Solutions For Class 8

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