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`5^5 xx 5^(–5)` =
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Jan 17, 2022
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8th-maths
by
Arun
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marks1
chapter8
#fib
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The value of `[2^(–1) xx 3^(–1)]^(–1)` is
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Jan 17, 2022
in
8th-maths
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Simran
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marks1
chapter8
#fib
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`(–5)^(–2) xx (–5)^(–3) =
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Jan 17, 2022
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sumit
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1.6k
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marks1
chapter8
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`(2/3)^(-2) xx (2/3)^(-5) =
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Jan 17, 2022
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Express `27/64` and `(-27)/64` as powers of a rational
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Find the product of the cube of (–2) and the square of
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Jan 17, 2022
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Simplify: -1. `(1/4)^(-2) + (1/2)^(-2) +
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Simplify: -1. `(((-)/2)^(-2))^3 xx (1/3)^(-4) xx 3^(-1) xx
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Jan 17, 2022
in
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Find x so that `(2/9)^3 xx (2/9)^(-6) =
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Jan 17, 2022
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`6^n/6^(-2) =
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Jan 17, 2022
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Predicting the ones digit, copy and complete this table and answer the questions that follow. (a) Describe patterns you see in the ones digits of the
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Jan 17, 2022
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marks3
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Investigating Solar System The table shows the average distance from each planet in our solar system to the sun. (a) Complete the table by expressing the distance from each planet to the Sun in scientific
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This table shows the mass of one atom for five chemical elements. Use it to answer the question given. Element Mass of atom (kg) TitaniumLeadSilverLithiumHydrogen `7.95 × 10^(–26)` `3.44 × 10^(–25) ``1.79 × 10^(–25)``1.15 × 10^(–26)``1.674 × 10^(–27) `
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marks3
chapter8
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The paper clip below has the indicated length. What is the length in standard form.
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Two machines can be hooked together. When something is sent through this hook up, the output from the first machine becomes the input for the second. (a) Which two machines hooked together do the same work a `( xx 10^2)` machine does? Is there more than one arrangement of two machines that will work? (b) Which stretching machine does the same work as two `(xx 2)` machines hooked together?
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Jan 17, 2022
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For the following repeater machines, how many times the base machine is applied and how much the total stretch is?
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Jan 17, 2022
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sumit
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marks3
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Find a single machine that will do the same job as the given hook-up. (a) a`(xx 2^3)` machine followed by `(xx 2^(–2))` machine. (b) a`(xx 2^4)` machine followed by `(xx(1/2)^2)` machine (c) a`(xx 5^99)` machine followed by a `(5^(–100))`
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Jan 17, 2022
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Supply the missing information for each diagram. (a) (b) (c) (d)
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Find three machines that can be replaced with hook-ups of `(xx 5)`
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Jan 17, 2022
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Mass of Mars is `6.42 xx 10^29` kg and mass of the Sun is `1.99 xx 10^30` kg. What is the total
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Jan 17, 2022
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Simran
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