Let f:[-1,1] onto [3,5] be a linear polynomial. two functions and got : A
an g : —y
following statement(s) Ware incorrect?
(A) If gof is into then g must be into.
(B) If gof is onto then f must be onto.
(C) If gof is one-one then f must be one-one.
(D) If gof is bijective then both f and g must be bijective.
69 Considerthe function f(x)= X + JEF , then which of the following is/are CORRECT?
(A) Range of f(x) is E]
f is many one.
fis either even or odd.
(D) Range of f(x) is identical to range of g (x) =
4
Q. 70 Let f: I, IJ onto [3, 5] bea linearpolynomial. Whichofthefollowingcanbetrue?
7
-1
2
2
1
15
4
4
1
-1
2
2
Q. 71 Let f: R ; R defined Min. (lxl, I—lx l)
Then which ofthe following hold(s) good?
