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Find the value of 'n' in each of the fol...

Find the value of 'n' in each of the following :`7^(2n+1)div49=7^3`

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VGS PUBLICATION-BRILLIANT-EXPONENTS AND POWERS-EXERCISE
  1. Find the value of 'n' in each of the following : (2/3)^3xx(2/3)^5=(2/3...

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  2. Find the value of 'n' in each of the following :(-3)^(n+1)xx(-3)^5=(-3...

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  3. Find the value of 'n' in each of the following :7^(2n+1)div49=7^3

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  4. Find 'x' if 2^-3=1/2^x

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  5. Simplify : [(3/4)^-2div(4/5)^-3]xx(3/5)^-2

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  6. If m = 3 and n = 2 find the value of 9m^2 - 10n^3

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  7. If m = 3 and n = 2 find the value of 2m^2n^2

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  8. If m = 3 and n = 2 find the value of 2m^3 +3n^2- 5 m^2n

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  9. If m = 3 and n = 2 find the value of m^n-n^m

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  10. Simplify and give reasons (4/7)^-5xx(7/4)^-7

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  11. Change the numbers into standard form and rewrite the statements: The ...

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  12. Change the numbers into standard form and rewrite the statements: The ...

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  13. Change the numbers into standard form and rewrite the statements: The ...

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  14. Change the numbers into standard form and rewrite the statements: The ...

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  15. Write the following numbers in the standard form : 0.0000456

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  16. Write the following numbers in the standard form : 0.000000529

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  17. Write the following numbers in the standard form : 0.0000000085

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  18. Write the following numbers in the standard form : 6020000000

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  19. Write the following numbers in the standard form : 35400000000

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  20. Write the following numbers in the general form : 0.000437 xx 10^4

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