If `h=(y)/(x-y)`, what is `h+1` in terms x and y?

If A=(1)/(2)h(x+y) , what is y inn terms A, h, and x?

If (xy)/(x-y)=1 and xne-y , what is x in terms of y?

If (x + 3)/(x - 3) = y , what is the value of x in terms of y?

Let a function of 2 variables be defined by h(x, y)=x^(2)+3xy-(y-x) , what is the value of h(5, 4) ?

If the equation y=3x^(2)+18x-13 is written in the form y=a(x-h)^(2)+k , what are the values of h and k?

If the 4^(t h) , 10^(t h) and 16^(t h) terms of a G.P. are x, y and z, respectively. Prove that x, y, z are in G.P.

If Sin h^(-1) x + Sin h ^(-1) y =1 then

If cos(x-y),cos x and cos(x+y) are in H.P.are in H.P.then cos x*sec((y)/(2))=

Statement -I: If H is the harmonic mean between a and b then (H+ a)/(H-a)+(H+ b)/(H- b)=1/2 Statement - II : If H is the harmonic mean between x and y then H=(2xy)/(x+y)

Statement-I: If H is the harmonic mean between a and b then (H+a)/(H-a)+(H+b)/(H-b)=(1)/(2) Statement -II: If H is the harmonic mean between x and y then H=(2xy)/(x+y)