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(8^(-1)times(5)^(3))/(2^(-4))...

`(8^(-1)times(5)^(3))/(2^(-4))`

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`(5^3xx2^4)/8`
`(125xx16)/8`
`125xx2`
`250`
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RD SHARMA-POWERS-All Questions
  1. Simplify each of the following : [{((-1)/5)^(-2)}^2]^(-1)\ (ii) ...

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  2. Simplify : (i)(5/8)^(-7)xx (8/5)^(-5) (ii) ((-2)/3)^(-2)xx(4/5)^(-3...

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  3. (8^(-1)times(5)^(3))/(2^(-4))

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  4. Simplify : (25\ xx\ a^(-4))/(5^(-3)\ xx\ 10\ xx\ a^(-8)) (ii) (3^(...

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  5. By what number should(-4)^(-2) be multiplied so that the product may b...

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  6. By what number should (-12)^(-1) be divided so that the quotient mat b...

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

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  8. Find x so that (5/3)^(-5)xx\ (5/3)^(-11)=(5/3)^(8x)

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

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

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  11. Write each of the following in exponential form : (i) (3/2)^(-1)xx\...

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  12. Evaluate : (i)5^(-2) (ii) (-3)^(-2) (iii)(1/4)^(-1) (iv) ((-1)/...

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  13. Express each of the following as a rational number in the form p/q :...

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  14. Simplify: (i){4^(-1)xx 3^(-1)}^2 (ii) {5^(-1)-:6^(-1)}^3 (iii)(2^(...

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  15. Express each of the following rational numbers with a negative expon...

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  16. Express each of the following rational numbers with a postive expone...

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  17. Simplify: (i) {(1/3)^(-3)-\ (1/2)^(-3)}-:(1/4)^(-3) (ii) (3^2-\ 2^2)...

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  18. Simplify: {(1/3)^-3-(1/2)^-3}(1/4)^(-3) (ii) (3^2-\ 2^2)x\ (2/3)^(-...

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  19. Simplify: {(1/3)^(-3)-\ (1/2)^(-3)}-:(1/4)^(-3) (3^2-\ 2^2)x\ (2/3...

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  20. Simplify: {(1/3)^(-3)-\ (1/2)^(-3)}-:(1/4)^(-3)

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