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10 questions
Range of absolute function
(−∞,∞)
Set of real number
[0,∞)
[−∞,∞]
f(x) = 2x2 + bx + c and f(0) = 3 , f(2) = 1 , then f(1) =
-2
1
2
0
Graph of quadratic function is
Straight line
Parabola
Line passing through origin
Hyperbola
f(x) = 3 then what is range and domain of f(x) ?
R , {1,2,3}
R+ , {1,2,3}
R , {3}
R+ , {3}
Set A = {......, -2, -1, 0, 1, 2. 3, 4, 5} also written as
(−∞,5)
(−∞,5]
[−∞,5)
[-2,5]
X = {x ∣ x ∈ A OR ∈ B} then X =
A × B
A ∩ B
A ∪ B
A - B
A = {x/x is a prime number less than 10} , B = {x/x ∈ N , x is a factors of 5 greater than 1} , then A ∩ B =
{1}
{0}
{1,2,5}
{ }
f(x) = ( x5 - 25 ) / (x - 2) then f(2) =
0
1
Not defined
Infinity
Range of sine and cosine function
(-1, 1)
R
[-1, 1]
∞
f(x) is given by f(x) = {(1 , 2) , (2 , 3) , (3 , 4) , (4 , 5) , (5 , 6)} , what is formula of f(x) ?
2x + 1
x + 1
2x - 1
x - 1
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