24 th Jr MATHEMATICS 81 log x V3 T 1 2 3 2 4 69 If f(x) then f(2007) TC TC TC log 8 2) VZ 4 2 3 1) log (2007) 2) (2007) log8 3) 8 4) 2007 TT TC TT TC 3) 3 4 4) 4'3 70 The range of f(x) 1 x is 78 Let N be the set of all natural numbers and 1) ( 1,1) 2) 2,2) 3) ( 1,2) 4) (1,2) f NN be such that 1990 f (1990) 2100 and satisfies the equa 71 Which of the following function from z to z (set of Integers) is a bijection tion x f(x) 19 19 f(x) 90 90 1) Ax) x 2) (x) x 2 where y 3D 3) f(x) 3x 1 4) f(x) x 2x 3D 3D denotes the greatest integer less than or equal 72 If N denotes the set natural numbers and Then the number of possible values of f (1990) is 1) 1 to y f NN is defined by f(x) 2x 3 then observe the following statements I) (f 5)(x) 2x 8 II) '(3) f (5) 1 Which of the following is correct (AP Eamcet 2017) 2) 2 3) 3 4) 4 79 The function f R 1 R 4 defined by 1) Both I and II are true 2) I is true, II is false f (x) 4 3 for xER 1 is 3) I is false, II is true 3D X 1 4) Both I and II are false (AP Eamcet 2017) 73 f N R such that f(1) 1 and f(1) 2f(2) 3f(3) nf(n) n(n 1) f(n) then which of the following statement (s) is (are) true 1) One one but not onto 2) Onto but not one one 3D 3D 3) One one and onto 1 Neither one one nor onto Statement I f(x) for x 1 80 A function from A x 1 1 , then f is 1) 2 2) 2 3) 1 4) 1 1) one one 2) onto 4) f(n) 0 forn 1 82 Let A 4,2,1,0,3,5 and f AR be de 3) a constant function 3x 1 for x 3 76 If f R R,g RR are defined by f(x) 5x 3, g(x) x 3, then (gof') (3) 2 f(x) x 1 for 3

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Question: 24 th Jr. MATHEMATICS 81+log x V3 T 1 2 3 2 4 69. If f(x) = then f(2007) = TC TC TC log

24 th Jr. MATHEMATICS 81+log x V3 T 1 2 3 2

24 th Jr. MATHEMATICS 81+log x V3 T 1 2 3 2 4 69. If f(x) = then f(2007) = TC TC TC log 8 2) VZ 4 2 3 1) log (2007) 2) (2007) log8 3) 8 4) 2007 TT -TC TT TC 3) 3 4 4) 4'3 70. The range of f(x)= 1+\x| is 78. Let N be the set of all natural numbers and 1) (-1,1) 2) [-2,2) 3) (-1,2) 4) (1,2) f:NN be such that 1990 < f (1990)

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