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Simplify: (2^(5)-:2^(8))xx2^(-7)...

Simplify:
`(2^(5)-:2^(8))xx2^(-7)`

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Express as a power of a rational number with negative exponent. (2^(5)-:2^(8))xx2^(-7)

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NCERT EXEMPLAR-EXPONENTS AND POWERS-EXERCISE
  1. Simplify: (((-2)/3)^(-2))^(3)xx(1/3)^(-4)xx3^(-1)xx1/6

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  2. Simplify: (49xxz^(-3))/(7^(-3)xx10xxz^(-5))(z!=0)

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  3. Simplify: (2^(5)-:2^(8))xx2^(-7)

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  4. Find the value of x so that (5/3)^(-2)xx(5/3)^(-14)=(5/3)^(8x)

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  5. Find the value of x so that (-2)^(3)xx(-2)^(-6)=(-2)^(2x-1)

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  6. Find the value of x so that (2^(-1)+4^(-1)+6^(-1)+8^(-1))^(x)=1

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  7. Divide 293 by 10,00,000 and express the result in standard form.

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  8. Findthe value of x^(-3) if x=(100)^(1-4)-:(100)^(a).

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  9. By what number should we multiply (-29)^(@) so that the product become...

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  10. By what number should (-15)^(-1) be divided so that quotient may be eq...

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  11. Find the multiplicative inverse of (-7)^(-2)-:(90)^(-1).

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  12. If 5^(3x-1)-:25=125, find the value of x.

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  13. Write 39,00,00,000 in the standard form.

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  14. Write 0.000005678 in the standard form.

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  15. Express the product of 3.2xx10^(6) and 4.1xx10^(-1) in the standard fo...

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  16. Express (1.5xx10^(6))/(2.5xx10^(-4)) in the standard form.

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  17. Some migratory birds travel as much as 15,000 km to escape the extrem...

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  18. Pluto is 59, 1,30,00,000m from the sun. Express this in the standard f...

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  19. Special balances can weigh something as 0.00000001 gram. Express this ...

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  20. A sugar factory has annual sales of 3 billion 720 million kilograms of...

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