[" 23.If "x=(4ab)/(a+b)" and "a!=b," then "],[(x+2a)/(x-2a)+(x+2b)/(x-2b)" will be: "]

If x=(4ab)/(a+b) , then the value of (x+2a)/(x-2a)+(x+2b)/(x-2b) is

If x=(4ab)/(a+b) then show that (x+2b)/(x-2b)+(x+2b)/(x-2b)=2 .

If x = (2ab)/(a + b) , find the value of : (x + a)/(x - a) + (x + b)/(x - b) .

If (3x)/((x-a)(x-b))=2/(x-a)+1/(x-b) " then "a:b=

if g(x)=(x-a)/x+x/(x-b) then show that g((a+b)/2)=(4ab)/(a^2-b^2)

If g(x)=(x-a)/(x)+(x)/(x-b) , prove that, g((a+b)/(2))=(4ab)/(a^2-b^2)

x^(2)+2ab=(2a+b)x

If (x+1)/(x-1)=(a)/(b) and (1-y)/(1+y)=(b)/(a), then the value of (x-y)/(1+xy) is (2ab)/(a^(2)-b^(2)) (b) (a^(2)-b^(2))/(2ab) (c) (a^(2)+b^(2))/(2ab) (d) (a^(2)-b^(2)backslash)/(ab)