Which of the following function from Z to itself are bijections? `f(x)=x^3` (b) `f(x)=x+2` `f(x)=2x+1` (d) `f(x)=x^2+x`

Which of the following function from Z to itself are bijections? f(x)=x^(3)( b) f(x)=x+2f(x)=2x+1( d )f(x)=x^(2)+x

Which of the following functions from A={x in R :-1lt=xlt=1} to itself are bijections? f(x)=|x| (b) f(x)=sin(pix)/2 (c) f(x)=sin(pix)/4 (d) none of these

Which of the following functions from A={x in R :-1lt=xlt=1} to itself are bijections? f(x)=|x| (b) f(x)=sin((pix)/2) (c) f(x)=sin((pix)/4) (d) none of these

Which of the following functions from A={x in R :-1lt=xlt=1} to itself are bijections? f(x)=|x| (b) f(x)=sin((pix)/2) (c) f(x)=sin((pix)/4) (d) none of these

Which of the following function/functions has/have point of inflection? f(x)=x^(6/7) (b) f(x)=x^6 f(x)=cosx+2x (d) f(x)=x|x|

Which of the following function/functions has/have point of inflection? f(x)=x^(6/7) (b) f(x)=x^6 f(x)=cosx+2x (d) f(x)=x|x|

Which of the following function/functions has/have point of inflection? f(x)=x^(6/7) (b) f(x)=x^6 f(x)=cosx+2x (d) f(x)=x|x|

Let A=[-1,1]. Then,discuss whether the following functions from A to itself are one-one onto or bijective: f(x)=(x)/(2) (ii) g(x)=|x|quad (iii) h(x)=x^(2)

Let A=[-1,1]dot Then, discuss whether the following functions from A to itself are one-one onto or bijective: f(x)=x/2 (ii) g(x)=|x| (iii) h(x)=x^2

Let A=[-1,\ 1] . Then, discuss whether the following functions from A to itself are one-one, onto or bijective: f(x)=x/2 (ii) g(x)=|x| (iii) h(x)=x^2