The function `f:(-oo,-1)rarr(0, e^5)` defined by `f(x)=e^(x^3-3x+2)` is (a)many one and onto (b)many one and into (c)one-one and onto (d)one-one and into

The function f:(-oo, 1] rarr (0, e^(5)] defined as f(x)=e^(x^(3)+2) is one one or many one

Let f: R-> R , be defined as f(x) = e^(x^2)+ cos x , then is (a) one-one and onto (b) one-one and into (c) many-one and onto (d) many-one and into

The function f: R->R defined by f(x)=2^x+2^(|x|) is (a) one-one and onto (b) many-one and onto (c) one-one and into (d) many-one and into

The function f: R->R defined by f(x)=6^x+6^(|x|) is (a) one-one and onto (b) many one and onto (c) one-one and into (d) many one and into

f: R->R is defined by f(x)=(e^x^2-e^-x^2)/(e^x^2+e^-x^2) is (a) one-one but not onto (b) many-one but onto (c) one-one and onto (d) neither one-one nor onto

The function f:R rarr R defined by f(x)=6+6^|x| is (a) One-one and onto , (b) Many-one and onto (c) One-one and into , (d) Many-one and into

f: NrarrN, where f(x)=x-(-1)^x . Then f is: (a)one-one and into (b)many-one and into (c)one-one and onto (d)many-one and onto

The function f:R rarr R defined as f(x)=(3x^2+3x-4)/(3+3x-4x^2) is : (a) One to one but not onto (b) Onto but not one to one (c) Both one to one and onto (d)Neither one to one nor onto

Let f : R^+ ->{-1, 0, 1} defined by f(x) = sgn(x-x^4 + x^7-x^8-1) where sgn denotes signum function then f(x) is (1) many- one and onto (2) many-one and into (3) one-one and onto (4) one- one and into

Let f: R->R be given by f(x)=[x]^2+[x+1]-3 , where [x] denotes the greatest integer less than or equal to x . Then, f(x) is (a) many-one and onto (b) many-one and into (c) one-one and into (d) one-one and onto