If n(Y) = 5 and n(X×Y) = 30, then n(0.5X) = ......
10
12
6
3
If (a+1 , 2) = (8 , b+1) then a x b= .......
14
8
16
7
If (a-1,a-3) lies in first quadrant, then a = .........
1-
4
0
2
If the curve that represents the function f (x) = 2x2 – a passes through the point (1,-2), then a = ......
2-
4-
If f (x) = 0.4, then f (-0.5) = ............
0.4-
0.4
0.5
0.5-
If f (x) =2 x2 -x + 3, then f (0) = .........
3-
1
f (x) = 0.5x +2 is represented by a straight line passes through the point .......
(1,3)
(3,2)
(2,3)
(0,3)
If X = {a} and Y = {b}, then X×Y = ......
{(a,b)}
{ab}
ab
(a,b)
If (x,y) lies in the fourth quadrant, then x y ............ zero
equal
greater than
less than
If f (x) = ax + 1 and f (1) = 5, then a = .........
6-
If f (x) = 2x +4 and 0.5f (b) = 4, then b = .........
The vertex of the curve that represents the function f (x) = 3x3 + 4x2 - 5 is ..........
(5,0)
(2,1)
(1,2)
(0,5)
If f (x) =2 x2 -x + 3, then f (-1) = .........
If X = {0,1,2} f (x) = 3X+9 , then f (-1) = ......
undefined
The function f (y) = y3 + 3y2 – 5 is of ............... degree.
second
first
fourth
third
If f (x) = 0.8, then f (a) – f (b) = .........
b-a
0.8
a-b
The function f (x) = x2(x+ 2x2) is a polynomial of ......... degree.
If m < 6, then the point (-2,m-6) lies in the ............ quadrant.
If (X4, Y-1) = (81 ,X2 ), then X + Y = ......
13
9
If f (2x) = 4, then f (-x) = ............