Exponents and Powers Class 8 Extra Questions Maths Chapter 12 Learn CBSE
Refer to the Exponents and Powers Class 8 MCQs Questions with Answers here along with a detailed explanation. Exponents and Powers Class 8 MCQs Questions with Answers Choose the correct option. Question 1. The value of ( 35 )³ × ( 35) 4 × ( 35 )² is.……… (a) ( 35) 9 (b) ( 35) 5 (c) ( 35) 4 (d) ( 35) 5 Answer Question 2.
Extra Questions On Exponents & Power Class7 and 8 Laws of Exponents Concept//Short
Unit 1 Rational numbers Unit 2 Linear equations in one variable Unit 3 Understanding Quadrilaterals Unit 4 Data handling Unit 5 Squares and square roots Unit 6 Cubes and cube roots Unit 7 Comparing quantities Unit 8 Algebraic expressions and identities Unit 9 Mensuration Unit 10 Exponents and Powers Unit 11 Direct and Inverse proportions
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Solution. (c) We know that an is called the nth power of a; and is also read as a raised to the power n. The rational number a is called the base and n is called the exponent (power or index). In the same way in 2 n ,n is known as exponent. Question. 2 For a fixed base, if the exponent decreases by 1, the number becomes
ML Aggarwal Solutions for Class 8 Chapter 2 Exponents and Powers Avail Free PDF
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Class 8 Maths Exponents And Powers Extra Questions Maths For Kids
Answer Question 5 Find the value of m for which 2 m ÷ 2 -4 = 4 5 Answer Question 6 Express the following numbers in standard form. (i) 0.0000000015 (ii) 0.00000001425 (iii) 102000000000000000 Answer Question 7 Express the following numbers in usual form. (i) 34.02 x 10 -5
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Solution: Given, 3 x - y = 27 = 3 3 and 3 x + y = 243 = 3 5 Comparing the powers on both sides of the exponents, we get ⇒ x - y = 3.. (i) x + y = 5.. (ii) Adding equations (i) and (ii), 2x = 8 ⇒ x = 4 then y = 1. Question 3: Simplify the following:
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Ex 12.2 Class 8 Maths Question 1. Ex 12.2 Class 8 Maths Question 2. Express the following numbers in usual form. Ex 12.2 Class 8 Maths Question 3. Express the number appearing in the following statements in standard form. (i) 1 micron is equal to 1 1000000 m. Ex 12.2 Class 8 Maths Question 4. In a stack there are 5 books each of thickness 20 mm.
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Class 8 Important Questions for Maths - Exponents and Powers NCERT Exemplar Class 8 Maths is very important resource for students preparing for VIII Board Examination. Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 8. Question from very important topics are covered by NCERT Exemplar Class 8.
NCERT Exemplar Class 8 NCERT Exemplar Maths Solutions Chapter 8 Exponents and Powers
Question 1: The human body has about 100 billion cells. This number can be written in exponential form as 10-11 1011 109 10-9 Answer 1: Option (b) is the correct answer. Explanation 1: 100 billion = 100,000,000,000 = 1011.
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NCERT Solution of Class-8, Ch-12, Exponents & Power Q.1 to Q.4 Extra Questions On Exponents & Power | Class-7, 8 and 9 | | Laws of Exponents | Exponents Rule.
Exponents and Powers Extra Questions Solution for Class 7 CBSE / NCERT Board Students
By going through the Important Questions of Exponents and Powers Class 8, students will get ample ideas about what kind of questions to expect in their exams and prepare accordingly. Vedantu is a platform that provides free (CBSE) NCERT Solution and other study materials for students.
Exponents and Powers Extra Questions Solution for Class 7 CBSE / NCERT Board Students
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CBSEMATH 8th Exponents & Powers Worksheet
NCERT solutions class 8 maths Chapter 12 covers all the necessary laws of exponents explained with examples for students to gain an in-depth understanding. Some important formulas covered in these solutions are given below: Product of Powers Rule: If multiplying two bases with the same value, write the base the same and then add the exponents.
Exponents and Powers Class 8 Extra Questions Maths Chapter 12 Merit Batch
Refer to the NCERT Class 8 Mathematics Exercise Solutions and practise the questions and answers based on the CBSE curriculum to understand the concepts covered in the chapter. We can say that an expression that represents repeated multiplication of the same factor is called a power.
Grade 8 Exponents and Powers Math Practice, Questions, Tests, Worksheets, Quizzes
Solution: a 2 × a 3 × a -5 = a 2+3-5
13 Powers And Exponents Worksheet /
#class8 #exponentsandpowers #chapter12In this video I have given easy explanation of extra questions which are highly important and frequently asked in exams.