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

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Multiplicative inverse of a negative rational number is ______

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

To get the product 1, we should multiply `8/21` by ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

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The multiplicative inverse of `-1 1/7` is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of 1 is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of –1 is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of 0 is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of any rational number `p/q`, where p and q are integers and q ≠ 0, is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

If y be the reciprocal of rational number x, then the reciprocal of y will be ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of `(-3)/8 xx ((-7)/13)` is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of a positive rational number is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of a negative rational number is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

If y be the reciprocal of x, then the reciprocal of y2 in terms of x will be ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of `2/5 xx ((-4)/9)` is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of `(-5)/7` is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The multiplicative inverse of `4/3` is ______.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

If a ≠ 0, the multiplicative inverse of `a/b` is `b/a`.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The multiplicative inverse of `(-3)/5` is `5/3`.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

The reciprocal of a non-zero rational number `q/p` is the rational number `q/p`.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

1 is the only number which is its own reciprocal.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined

–1 is not the reciprocal of any rational number.

[1] Rational Numbers
Chapter: [1] Rational Numbers
Concept: undefined >> undefined
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