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((2)/(9))^(3)times((2)/(9))^(-6)=((2)/(9...

`((2)/(9))^(3)times((2)/(9))^(-6)=((2)/(9))^(2x-1)`

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Find the value of x for which ((4)/(9)) ^(4) xx ((4)/(9)) ^(-7) = ((4)/(9)) ^(2x -1)

Evaluate: (i) ((5)/(3)) ^(2 ) xx ((5)/(3)) ^(2) (ii) ((5)/(6))^(6) xx ((5)/(6)) ^(-4) (iii) ((2)/(3)) ^(-3) xx ((2)/(3)) ^(-2) (iv) ((9)/(8)) ^(-3) xx ((9)/(8)) ^(2)

Find m so that (2/9)^(3)xx(2/9)^(6)=(2/9)^(2m-1)

(9)/(2)-:(7)/(5)times(4)/(6)-:(2)/(3)

(1)/(9)+(2)/(9)+(3)/(9)=

((1)/(3)times(2)/(9))/((1)/(3)times(1)/(5)+(1)/(3)times(1)/(3)+(1)/(3)times(2)/(9))

Solution of 0<|3x+1|<(1)/(3) is A (-(4)/(9),-(2)/(9))B*[-(4)/(9),-(2)/(9)]c(-(4)/(9),-(2)/(9))-(1)/(3)D(-(4)/(9),-(2)/(9))-{-(1)/(3)}

Find m so that (2/9)^3x\ (2/9)^(-6)=(2/9)^(2m)^(-1)

NCERT EXEMPLAR-EXPONENTS AND POWERS-EXERCISE
  1. Express 2 years in seconds. (Write in standard form)

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  2. Express each of the following in standard form: Express 5 hectares in...

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  3. ((2)/(9))^(3)times((2)/(9))^(-6)=((2)/(9))^(2x-1)

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  4. By what number should ((-3)/2)^-3 be divided so that the quotient may ...

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  5. Find the value of n. (6^(n))/(6^(-2))=6^(3)

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  6. Find the value of n. (2^(n)xx2^(6))/(2^(-3))=2^(18)

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  7. (125xx x^(-3))/(5^(-3)xx25xx x^(-6))

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  8. (16xx10^(2)xx64)/(2^(4)xx4^(2))

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  9. If (5^(m)xx5^(3)xx5^(-2))/(5^(-5))=5^(12) find m

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  10. A newly born bear weigh "4kg" .How many kilograms might a five year ol...

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  11. The cells of a bacterial double in every 30 minutes. A scientist begin...

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  12. Planet A is at a distance of 9.35xx10^(6)km from Earth and planet B is...

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  13. The cells of a bacterial double itself every hour. How many cells will...

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  14. An insect is on the 0 point of a number line, hopping towards 1. She c...

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  15. Investigating solar system: The table shows the average distance from ...

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  16. This table shows the mass of one atom for five chemical elements. Us...

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  17. The planet Uranus is approximately? 2,896,819,200,000 metres away from...

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  18. In inch is approximately equal to 0.02543 metres. Write this distance ...

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  19. The volume of the Earth is approximately 7.67xx10^(-7) times the volum...

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  20. An electron's mass is approximately 9.1093826xx10^(-31) kilograms. W...

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