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x:y=3:1 then find (x^(3)-y^(3))/(x^(3)...

`x:y=3:1`
then find `(x^(3)-y^(3))/(x^(3)+y^(3))=`

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Verified by Experts

The correct Answer is:
`(13)/(14)`
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MOTHERS-RATIO-Sum & Product
  1. a+b+c : b+c+d : c+d+a : d+a+b = 6:7:8:9 Find a:b:c:d=?

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  2. Triangle perimeter =5, sides =a,b,c (s-a) : (s-b) : (s-c)=11 : 8 : 7...

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  3. ab : bc : ca=1 : 2 : 3 Find a : b : c=?

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  4. xy : yz : zx=2 : 3 :7 Find (x+y) : (y+z) : (z+x)=?

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  5. xy : yz : zx=2 : 3 :7 Find y=?, if x+y+z=8200

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  6. 4x^(2)-3y^(2) : 2x^(2)+5y^(2)=12 : 19 Find x : y=?

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  7. x^(3)-y^(3) : x^(2)+xy+y^(2)=5 :1 x^(2)-y^(2) : x-y=7 : 1 Find x :...

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  8. x:y=3:1 then find (x^(3)-y^(3))/(x^(3)+y^(3))=

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  9. a:b:c=2:3:5 Find (a+b+C)=?

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  10. A:B:C=2:3:5 (B+C)/(A) : (C+A)/(B):(B+A)/(C )=?

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  11. (a)/(b) : (c )/(d) : (e )/(f)=(2)/(3) (2a+c+3e)/(2b+d+3f)= (ma+nc+...

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  12. (a)/(b) : (c )/(d) : (e )/(f)=(2)/(3) (m^(2)a+n^(2)c+p^(2)e)/(m^(2)b...

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  13. (a)/(b) : (c )/(d) : (e )/(f)=(2)/(3) (m^(2)a+n^(2)c+p^(2)e)/(m^(2)b...

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  14. (a)/(b) : (c )/(d) : (e )/(f)=(2)/(3) (sqrt(a)-3sqrt(c )+sqrt(c ))/(...

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  15. (a)/(b) : (c )/(d) : (e )/(f)=(2)/(3) (sqrt(a)-3sqrt(c )+sqrt(c ))/(...

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  16. (a)/(b)=(c )/(d)=(e )/(f)=(7)/(11) Find (3a+5c+5e)/(2a-3d+5f)=?

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  17. (a)/(b)=(c )/(d)=(e )/(f)=(7)/(11) Find (3a^(2)+5c^(2)-7c^(2))/(3b^(...

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  18. (a)/(b+c)=(b)/(c+a)=(c )/(a+b)=? if a,b,c, gt 0

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  19. If a,b,c gt 0 then (a)/( a + b + c) = (b)/( a + b + c) = (c )/(a + b +...

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  20. If a,b,c gt 0, then (a )/(2a + b +c ) = (b)/(a + 2b +c)= (c )/(a +b + ...

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