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Worksheets9 opt maths (Final term )
Total questions: 10
Worksheet time: 10mins
Find the value of sec(270-x).
sec x
cosec x
- Cosx
None of the above.
If Tn =5n-4 then third term of the sequence is
19
-11
11
-19
If the determinant of a matrix is 1 then it is calld:
Identity matrix
Non singular Matrix
null Matrix
singular matrix
The value of cosec135 is
2
squareroot of 2
1/2
1
If f(x)=4x+3 then what is the value of f(-2)?
11
2
-5
5
Find the image ofA (2,-3)under the rotation about +ve 270 about origin.
(-3,2)
(-3,-2)
(3,-2)
(-2,3)
The distance between two points A(4,-1) and B (8,2) is:
5 units
25 units
4 units
-5 units
The image of point P(x,y) under -ve90 about center (a,b) is :
(x-a+b,-y-a+b)
(y+a-b,x+a+b)
(y+a-b,-x+a+b)
(-y+a-b,x+a+b)
The equation of a straight line x/a+y/b =1 is refers:
Normal form
Section formula
Slope intercept form
Double intercept form
Which of the following is false statements?
Interchanging process of rows and column is known as transposation of matrix.
If the object and image is same then that types of transposation is calld identity transposation and the point is calle inveriant point
If f:A to B is a function then all elements of set A are calld Range.
both options 1 and 2
