KSEEB Solutions for Class 8 Maths Chapter 10 Exponents Ex 10.1

Students can Download Maths Chapter 10 Exponents Ex 10.1 Questions and Answers, Notes Pdf, KSEEB Solutions for Class 8 Maths helps you to revise the complete Karnataka State Board Syllabus and score more marks in your examinations.

Karnataka Board Class 8 Maths Chapter 10 Exponents Ex 10.1

Question 1.
Express the following numbers in the exponential form.

i. 1728
ii. \(\frac { 1 }{ 512 }\)
iii. 0.000169
Answer:
i. 1728 = 12 x 12 x 12
1728 = 123

ii. \frac{1}{512}=\frac{1}{2^{9}}=2^{-9}

iii. 0.000169 = (0.013)-2

Question 2.
Write the following numbers using base 10 and exponents.
i. 12345
ii. 1010.0101
iii. 0.1020304
Answer:
KSEEB Solutions for Class 8 Maths Chapter 10 Exponents Ex. 10.1 1

Question 3.
Find the value of (-0.2)-4
Answer:
KSEEB Solutions for Class 8 Maths Chapter 10 Exponents Ex. 10.1 2
= -5 x -5 x -5 x -5
= 625

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