If the point (B , 3) lies on the straight line which represents the function f : R R where f(x) = x+4 then B = ...........
1
7
1-
7-
If R = {(1,4) , (6,2) , (-9,0)} represent a function, then its domain ..................
{9-,1,6}
N
{4,2,0}
Z
If XxY={(0,4),(0 6), (2,4), (2,6), (3,4), (3, 6)} then X= ... and Y =....
X={0,2,3},Y={4,6}
X={0,6}, Y {2,4,3}
X={4,6}, Y={0,2,3}
The range of the values 43,22,25,18,27 is .........
25
27
5
43
If (6 , X-2) = (y+ 1, -6) then x+y
9-
9
The point (0 , 6) lies on... - axis
X
Y
The point (-2 , -1) lies in ............. Quadrant
third
fourth
first
second
If the range of values 9,18,C,6 , 3 is 21 where C > 0, then C = ......
12
6
24
The linear function f(x) = 4+ 5x is represented by a straight line cuts Y — axis at the point ........
(5,0)
(0,4)
(0,5)
(4,0)
Function f : R R such that f (x) = 4 x represented by a straight line passes through the point (-4, ....)
16
4
4-
16-
The mean of the values 0,3,4,2,1 is .........
10
2
2.5
If X={0,3, 4}, f: X R and f (x) = x + 1 then the range of f=.........
{0,3, 4}
{0,3,4}
{4,5, 1}
The standard deviation for the values 8, 8, 8,8 is ............
64
0
8
The difference between the greatest value and the smallest value is called..............
mean
median
range
mode
The most common value of set of individuals is called .........
If n(x2) =16 , then (X) =...
The linear function f(x) = x -6 is represented by a straight line cuts X-axis at the point ..
(6,0)
(0,6)
(6,0-)
(6,6-)
If 42 is the greatest value and the range is 15 , then the smallest value is .........
42
15
57
If X = {4} Y = {2} then n (X x Y)
If f (x) = 6, then f (6) ÷ f (2) = .........
3