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`(-5/7)^(-5)` is equal

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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The standard form for 0.000064

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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The multiplicative inverse of `10^10` is

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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`a^3 xx a^(–10)` =

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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The expression for `8^(–2)` as a power with the base 2 is

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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The standard form of 12340000 is

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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The usual form for `2.3 xx 10^(-10)` is

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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`(–2)^0 =

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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`(–6)^0 =

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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The usual form for `2 xx 10^(–2)` is not equal to

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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A sugar factory has annual sales of 3 billion 720 million kilograms of sugar. Express this number in the standard

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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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

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Astronomy The table shows the mass of the planets, the sun and the moon in our solar system. (a) Write the mass of each planet and the Moon in scientific

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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The planet Uranus is approximately 2,896,819,200,000 metres away from the Sun. What is this distance in standard

asked Jan 18, 2022 in 8th-maths by nishit (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 18, 2022 in 8th-maths by Simran (1.8k points)

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Consider a quantity of a radioactive substance. The fraction of this quantity that remains after t half-lives can be found by using the expression `3^(–t)`. (a) What fraction of substance remains after 7 half-lives? (b) After how many half-lives will the fraction be `1/243` of the

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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The paper clip below has the indicated length. What is the length in standard form.

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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In a repeater machine with 0 as an exponent, the base machine is applied 0 times. (a) What do these machines do to a piece of chalk? (b) What do you think the value of 60

asked Jan 18, 2022 in 8th-maths by yogita (1.8k 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 18, 2022 in 8th-maths by nikhil (1.8k points)

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