Secondary School (English Medium) (5 to 8) कक्षा ८ - CBSE Question Bank Solutions for Mathematics

Mathematics

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Express the following rational numbers with a negative exponent:

\[\left( \frac{3}{5} \right)^4\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Express the following rational numbers with a negative exponent:

\[\left\{ \left( \frac{7}{3} \right)^4 \right\}^{- 3}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Express the following rational numbers with a positive exponent:

\[\left( \frac{3}{4} \right)^{- 2}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Express the following rational numbers with a positive exponent:

\[\left( \frac{5}{4} \right)^{- 3}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Express the following rational numbers with a positive exponent:

\[4^3 \times 4^{- 9}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Express the following rational numbers with a positive exponent:

\[\left\{ \left( \frac{4}{3} \right)^{- 3} \right\}^{- 4}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Express the following rational numbers with a positive exponent:

\[\left\{ \left( \frac{3}{2} \right)^4 \right\}^{- 2}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Simplify:

\[\left\{ \left( \frac{1}{3} \right)^{- 3} - \left( \frac{1}{2} \right)^{- 3} \right\} \div \left( \frac{1}{4} \right)^{- 3}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Simplify:

\[\left( 3^2 - 2^2 \right) \times \left( \frac{2}{3} \right)^{- 3}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Simplify:

\[\left\{ \left( \frac{1}{2} \right)^{- 1} \times ( - 4 )^{- 1} \right\}^{- 1}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Simplify:

\[\left[ \left\{ \left( \frac{- 1}{4} \right)^2 \right\}^{- 2} \right]^{- 1}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

Simplify:

\[\left\{ \left( \frac{2}{3} \right)^2 \right\}^3 \times \left( \frac{1}{3} \right)^{- 4} \times 3^{- 1} \times 6^{- 1}\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

By what number should 5⁻¹ be multiplied so that the product may be equal to (−7)⁻¹?

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

The square of which of the following number would be an odd number?

731

[5] Squares and Square Roots

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Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

The square of which of the following number would be an odd number?

3456

[5] Squares and Square Roots

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Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

The square of which of the following number would be an odd number?

5559

[5] Squares and Square Roots

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Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

The square of which of the following number would be an odd number?

42008

[5] Squares and Square Roots

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Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By what number should \[\left( \frac{1}{2} \right)^{- 1}\] be multiplied so that the product may be equal to \[\left( \frac{- 4}{7} \right)^{- 1} ?\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

By what number should (−15)⁻¹ be divided so that the quotient may be equal to (−5)⁻¹?

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

By what number should \[\left( \frac{5}{3} \right)^{- 2}\] be multiplied so that the product may be \[\left( \frac{7}{3} \right)^{- 1} ?\]

[10] Exponents and Powers

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Chapter: [10] Exponents and Powers
Concept: undefined >> undefined

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Secondary School (English Medium) (5 to 8) कक्षा ८ - CBSE Question Bank Solutions for Mathematics

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