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If a^x=b ,\ b^y=c\ a n d\ c^z=a , prove ...

If `a^x=b ,\ b^y=c\ a n d\ c^z=a ,` prove that `x y z=1`

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To prove that \( xyz = 1 \) given the equations \( a^x = b \), \( b^y = c \), and \( c^z = a \), we can follow these steps: ### Step 1: Rewrite the equations From the first equation \( a^x = b \), we can express \( a \) in terms of \( b \): \[ a = b^{\frac{1}{x}} \tag{1} \] ...
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RD SHARMA-EXPONENTS OF REAL NUMBER-All Questions
  1. Solve the equations for x\ a n d\ y 3^x=9\ xx\ 3^y ,\ 8\ xx\ 2^y=4^x

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  2. Solve the equation for x\ a n d\ y (32)^x-:2^(y+1)=1,\ 16^(4-x/2)-8^y...

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  3. If a^x=b ,\ b^y=c\ a n d\ c^z=a , prove that x y z=1

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  4. If a^x=b^y=c^z\ a n d\ b^2=a c , prove that y=(2x z)/(x+z)

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  5. Assuming that x ,\ y ,\ z are positive real numbers, simplify each of ...

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  6. Assuming that x ,\ y ,\ z are positive real numbers, simplify each of ...

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  7. Assuming that x ,\ y ,\ z are positive real numbers, simplify each of ...

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  8. Simplify: (i)\ (16^(-1/5))^(5/2) (ii)\ (32)^(-3/5) (iii)\ (343...

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  9. Simplify: (i)\ (0. 001)^(1/3) (ii)\ ((25)^(3/2)\ xx\ (243)^(3/5))/...

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  10. Simplify: (i)\ ((sqrt(2))/5)^8\ -:((sqrt(2))/5)^(13) (ii)\ ((5^(-1...

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  11. Prove that: (sqrt(3\ xx\ 5^(-3))\ -:root(3)(3^(-1))\ sqrt(5))\ xx\ ...

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  12. Prove that: 9^(3/2\ )-\ 3\ xx\ 5^0-\ (1/(81))^(-1/2)=15

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  13. Prove that: (1/4)^(-2)-3\ xx\ 8^(2/3)\xx\ 4^0+\ (9/(16))^(-1/2)=(16)/3

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  14. Prove that: (2^(1/2)\ xx\ 3^(1/3)\ xx\ 4^(1/4))/(10^(-1/5)\ xx\ 5^(3/5...

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  15. Prove that: (i)\ sqrt(1/4)+\ (0. 01)^(-1/2)-\ (27)^(2/3)=3/2 (ii)\...

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  16. Prove that: ((64)/(125))^(-2/3)+1/(((256)/(625))^(1/4))+\ ((sqrt(25))/...

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  17. Prove that: (3^(-3) xx 6^2xx sqrt(98))/(5^2 xx root(3)(1/(25)) xx (15)...

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  18. Prove that: ((0. 6)^0- (0. 1)^(-1))/((3/8)^(-1) (3/2)^3+ (-1/3)^(-1))=...

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  19. 1/(1+x^(a-b))+1/(1+x^(b-a))=?

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  20. Show that : (x^(a(b-c)))/(x^(b(a-c)))/((x^b)/(x^a))^c=1 ((x^(a+b))^...

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