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Find x , if (1/4)^(-4)*\ (1/4)^(-8)=(1/...

Find `x` , if `(1/4)^(-4)*\ (1/4)^(-8)=(1/4)^(-4x)`

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RD SHARMA ENGLISH-POWERS-All Questions
  1. By what number should (15)^(-1) be divided so that the quotient may be...

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  2. By what number should (5/3)^(-2) be multiplied so that the product may...

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  3. Find x , if (1/4)^(-4)*\ (1/4)^(-8)=(1/4)^(-4x)

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  4. Find x , if ((-1)/2)^(-19)-:((-1)/2)^8=((-1)/2)^(-2x+1)

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  5. Find x , if (3/2)^(-3)\ (3/2)^5=(3/2)^(2x+1)

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  6. Find x , if (2/5)^(-3)x\ (2/5)^(15)=(2/5)^(2+3x)

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  7. Find x , if (5/4)^(-x)-:(5/4)^(-4)=(5/4)^5

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  8. Find x , if (8/3)^(2x+1)x(8/3)^5=(8/3)^(x+2)

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  9. If x=(3/2)^2x\ (2/3)^(-4),\ find the value of x^(-2)dot

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  10. If x=(4/5)^(-2)-:(1/4)^2, find the value of x^(-1)dot

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  11. Find the value of x for which 5^(2x)-:5^(-3)=5^5dot

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  12. Write the following numbers in standard form: 0. 4579 (ii) 0. 000007 ...

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  13. Express the following numbers in usual form. (i) 3.02 x 10^-6 (ii)...

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  14. Express the number appearing in the following statements in standard...

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  15. If the diameter of the Sun is 1.4xx10^9 m and that of Earth is 1.275xx...

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  16. The size of a red blood cell is 0. 000007\ m and the size of a plant c...

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  17. Express the following number in standard form: 6020000000000000 (ii) ...

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  18. Write the following numbers in the usual form: (i)\ 4. 83\ x\ 10^7 ...

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  19. Choose the correct alternative in each of the following : Square of...

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  20. Cube of (-1)/2i s (a)1/8 (b) 1/(16) (c) -1/8 (d) (-1)/(16)

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