⟩ Convert -40oF into Centigrade
-40oC
-40oC
The g -1({0}) for the function g(x)= ⌊x⌋ is ________. a) {x | 0 ≤ x < 1} b) {x | 0 < x ≤ 1} c) {x | 0 < x < 1} d) {x | 0 ≤ x ≤ 1}
The inverse of function f(x) = x3 + 2 is __________. a) f -1 (y) = (y - 2) 1/2 b) f -1 (y) = (y - 2) 1/3 c) f -1 (y) = (y) 1/3 d) f -1 (y) = (y - 2)
The function f(x) = x3 is bijection from R to R. Is it True or False? a) True b) False
Let f and g be the function from the set of integers to itself, defined by f(x) = 2x + 1 and g(x) = 3x + 4. Then the composition of f and g is ________. a) 6x + 9 b) 6x + 7 c) 6x + 6 d) 6x + 8
Which of the following function f Z X Z → Z is not onto? a) f(a, b) = a + b b) f(a, b) = a c) f(a, b) = |b| d) f(a, b) = a - b
__________ bytes are required to encode 2000 bits of data, a) 1 b) 2 c) 3 d) 8
The value of ⌊1/2.⌊5/2⌋ ⌋ is _______________. a) 1 b) 2 c) 3 d) 0.5
The domain of the function that assign to each pair of integers the maximum of these two integers is ________. a) N b) Z c) Z + d) Z+ X Z+
The set of positive integers is _________ . a) Infinite b) Finite c) Subset d) Empty
A function is said to be ______________, if and only if f(a) = f(b) implies that a = b for all a and b in the domain of f. a) One-to-many b) One-to-one c) Many-to-many d) Many-to-one