ICSE 8 Maths
Exponents (Powers)
Question 1:
Evaluate: x
Question 2:
Simplify +
+
Question 3:
Express as a rational number of the form .
x
Question 4:
Simplify and write answer in the exponential form:
(25 ÷ 28)5 x 2-5
Question 5:
By what number should (-8)-1 be multiplied so that the product may be equal to 10-1?
Question 6:
Using the laws of exponents simplify and express each of the following in exponential form with positive exponent:
(i) (-4)4 x (- 4)-10
(ii) 2-5 ÷ 22
Question 7:
Find x so that x
=
Question 8:
If x = x
, find the value of x-2
Question 9:
Simplify:
Question 10:
Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half lives can be found by using the expression 3-t.
(a) What fraction of substance remains after 7 lives?
(b) After how many half – lives, will the fraction be of the original?
Question 11:
Evaluate: x
Question 12:
Find x so that x
=
Question 13:
Simplify:
Question 14:
By what number should (-12)-1 be divided so that the quotient may be ?
Question 15:
Simplify and write in exponential form.
(- 2)-3 x (- 2)- 4
Question 16:
Simplify:
Question 17:
Evaluate:
Question 18:
Simplify:
(2-1 x 5-1)-1 ÷ 4-1
Question 19:
Simplify:
X
Question 20:
Using the laws of exponents, simplify and express in the exponential form with positive exponent.
x
**********
In summary, problem-solving after learning a theoretical concept on CBSE Exponents (Powers) ICSE 8 Maths is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.
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Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.
All About Daily Practice Problems on ICSE 8 Maths Exponents (Powers) NCERT Chapter 2
Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on ICSE 8 Maths Exponents (Powers) NCERT Chapter 2 useful.
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