Mathematics Paper - XII
SECTION - A
1- The range of y= is -----------
R (b) R- { y| y≠3} (c) R- { y| y≠0} (d) R-{3}
2- The function f(x) = is discontinuous at.
X=1 (b) (b) x=-1 (c) x=0 (d) x=2
3- ----------------------
X3x-1 (b) 3x ln 3 (c) 3x (d) 3x+1
4- -----------------
5- f(x) =23x then vf(x)=-------------
35 23x (b) 35 23x log2 (c) 35 23x log 25 (d) 35 23x (log2)5
6- The slope of the tangent line on a curve y = f(x) at a particular pointP(x1,y1) is--------
/f(X1) (b) /f(y1) (c) /f(x1,y1) (d) /f(x1,y1)
7- A function (x) is defined ata number K and either /f(K)-0 or /f(K) does not exist Then the number K is called a-----------
Maximum Value (b) Minimum Value (c) Stationary Value (d) Critical Value
8- The vector function f(x) =(Sin x, (1-x)-1 , lnx) is continuous at ---------------
R (b) x≠1 (c) R-{0} (d) x>0 , x≠1
9- ------------
10) - The eccentricity of an ellips lies between-----------
(a) - 1 and 1 (b) 0 and 1 (c) 1 and 2 (d) None of These
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