Write the value of `a r g(z)+a r g(barz )` .

If f:R rarr R and g:R rarr R defined by f(x)=2x+3 and g(x)=x^(2)+7 then the values of x for which f(g(x))=25 are

If f:R rarr R,g:R rarr R defined as f(x)=sin x and g(x)=x^(2), then find the value of (gof)(x) and (fog)(x) and also prove that gof f= fog.

If f: R to R and g: R to R are defined by f(x)=2x+3 and g(x)=x^(2)+7 , then the values of x such that g(f(x))=8 are

If f:R to R and g:R to R are defined by f(x)=(2x+3) and g(x)=x^(2)+7 , then the values of x such that g(f(x))=8 are

If p^(th),q^(th) and r^(th) terms of G.P.are x,y,x respectively then write the value of x^(q-r)y^(r-p)z^(p-q)

If f : R to R, g : R to R and h: R to R is such that f (x) =x ^(2) , g (x) = tan x and h (x) = log x, then the value of [ho(gof),if x = (sqrtpi)/(2) will be

Let R be the set of real numbers and the functions f:R rarr R and g:R rarr R be defined by f(x)=x^(2)+2x-3 and g(x)=x+1 Then the value of x for which f(g(x))=g(f(x)) is