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The expontential form for `(–2)^4 xx (5/2)^4` is

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

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Express `27/64` and `(-27)/64` as powers of a rational

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

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Find the value of x so that `(–2)^3 xx (–2)^(–6) =

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By what number should `(–15)^(–1)` be divided so that quotient may be equal to `(–15)^(–1)`

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

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Find the multiplicative inverse of `(–7)^(–2) -:

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

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If `53^(x–1) -: 25 = 125`, find the value of

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

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Special balances can weigh something as 0.00000001 gram. Express this number in the standard

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

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`6^n/6^(-2) =

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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

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

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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) `

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

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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) `

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

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At the end of the 20th century, the world population was approximately `6.1 xx 10^9` people. Express this population in usual form. How would you say this number in

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

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Ajay had a 1cm piece of gum. He put it through repeater machine given below and it came out `1/100,000 cm` long. What is the missing value?

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

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Shikha has an order from a golf course designer to put palm trees through a `(xx 2^3)` machine and then through a `(xx 3^3)` machine. She thinks she can do the job with a single repeater machine. What single repeater machine should she use?

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

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If a = – 1, b = 2, then find the value of the following: (1) `a^b + b^a` (2) `a^b – b^a` (3) `a^b xx b^2` (4) `a^b ¸

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

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A TV set was bought for Rs 26,250 including 5% VAT. The original price of the TV set

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

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If principal = Rs 1,00,000. rate of interest = 10% compounded half yearly. Find Interest for 6

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

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If principal = Rs 1,00,000. rate of interest = 10% compounded half yearly. Find Amount after 6

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

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If principal = Rs 1,00,000. rate of interest = 10% compounded half yearly. Find Amount after one

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

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Which of the following vary inversely with each

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

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