NDA2021MathematicsTrigonometric Ratios & IdentitiesActual
What is the range of the function f(x)=1- x defined on entire real line?
Options
- A(0,2)
- B[0,2]
- C(-1,1)
- D[-1,1]
Correct answer
B. [0,2]
Step-by-step solution
aligned & f(x)=1- x & -1 ~d ^ x ~d ^ 1 & 1 e e ^ - x e "-1 & 2 e " 1- x e " 0 & Range =[0,2] aligned