Which of the following is an onto function? `f(x)=x^6+x^4+x^2+1,f: R rarr R`

state which of the following are one-one and onto function f:R rarr R defined by f(x)=2x+1

Which of the following is a function which is onto? f:R rarr R(x)=x^(2)

Which of the following function is one-one and onto both? f:R rarr R,f(x)=e^(x)

Which of the following function is surjective but not injective.(a) f:R rarr R,f(x)=x^(4)+2x^(3)-x^(2)+1(b)f:R rarr R,f(x)=x^(2)+x+1(c)f:R rarr R^(+),f(x)=sqrt(x^(2)+1)(d)f:R rarr R,f(x)=x^(3)+2x^(2)-x+1

Which of the following functions is one-one? (1)f:R rarr R defined as f(x)=e^(sgnx)+e^(x^(2))(2)f:[-1,oo)rarr(0,oo) defined by f(x)=e^(x^(2)+|x|)(3)f:[3,4]rarr[4,6] defined f(x)=|x-1|+|x-2|+|x-3|+x-4| (4) f(x)=sqrt(ln(cos(sin x)))

Which of the following functions are onto? f:R rarr R defined by f(x)=2x+5

Check the following functions for one-one and onto (a) f:R rarr R, f(x)=(2x-3)/(7) (b) f:R rarr R, f(x)=|x+1| (c) f:R-{2} rarr R, f(x)=(3x-1)/(x-2) (d) f:R-{-1,1}, f(x)=sin^(2)x .

Which one of the following function is suriective but not injective? (A) f:R rarr R,f(x)=x^(3)+x+1(B)f:R,oo)rarr(0,1],f(x)=e^(|x|)(C)f:R rarr R,f(x)=x^(3)+2x^(2)-x+1(D)f:R rarr R+,f(x)=sqrt(1+x^(2))

Find whether f(x)=x+cos x is one- one.Identify whether the function f(x)=-x^(3)+3x^(2)-2x+4 for f:R rarr R is ONTO or INTO

Determine whether the following functions are onto or not : f : R rarr [-1,1], f(x)=sinx