Recent questions tagged chapter8

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Simplify:

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Simplify: `(4/13)^4 xx (13/7)^2 xx

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Simplify: `(1/5)^45 xx (1/5)^(-60) - (1/5)^+28 xx

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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Simplify: `((9) xx 27 xx t^4)/((3)^(-2) xx (3)^4 xx

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Simplify: `((3^-2)^2 xx (5^2)-3 xx (t^(-3))^2)/((3^(-2))^5 xx (5^3)^(-2) xx

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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Multiplicative inverse of `2^7`

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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The human body has about 100 billion cells. This number can be written in exponential form

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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`(-4)^4 xx(5/4)^4`

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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`(2^-3)^2 xx (3^-2)^3`

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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The distance between earth and sun is 150 million kilometres which can be written in exponential form as

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Very small numbers can be expressed in standard form using positive

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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`(–10) xx (–10) xx (–10) xx (–10) =

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Simplify

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Find x so that `(–5)^(x+1) xx (–5)^5 =

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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In `2^n`, n is known

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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For a fixed base, if the exponent decreases by 1, the number

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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`3^(–2)` can be written

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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The value of `1/4^-2`

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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The value of `3^5 -: 3^(–6)`

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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The value of `(2/5)^-2`

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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