HALF YEARLY EXAM 2017 MODEL QUESTION PAPER I
HALF YEARLY EXAM ? 2017
MODEL QUESTION PAPER ? I
CLASS 11TH TIME : 2.30HRS
MARKS : 90
MATHEMATICS
10. If 2x+3y=0and 3x-2y=0 are equations of two diameters of circle then its centre is
A) (1,-2) B) (2,3) C) (0,0) D) (-3,2) 11. If sin =0 then is
A) n
B) (2n+1) C) ?
D) ) ?
PART-I (20MARKS)
12. One radian is equal to (in terms of degree)
All questions are compulsory
A)
B)
C)
D)
Choose the correct answer.
20x1=20
13. The value of [.5] is
1. If [2x-1] = [1 3] then the value of x is
A) 0.5 B) 1 C) 0.1 D) 0 14. The range of function sinx
A) 5 B) 2 C) 3 D) 4
A) (0> ) B) (0>1) C) (-1>1) D) (-
)
2. If A is a square matrix of order n the |kA| is
15. (cos2x)=?
A) k|A| B) ?k|A| C) ?kn|A| D) kn|A| 3. If =2 + -8 and = +3 -4 then the magnitude of +
A) sin2x B) ?sin2x C) cos2x D) 2cosx
A) 13 B) 13/3 C) 3/13 D) 4/13
16.x 0+ =?
4. The value of cos2 +cos2 +cos2 is A) 2 B) 1 C) -1 D) 0
5. The sum of the coefficients of expansion of (1-x)n is
A) ? B) 0 C) -1 D) 1
17.
dx =?
A) 0 B) 1 C) 100 D) 1024 6. A polygon has 14 diagonals then the number of its side is
A)
+c B) x-2log(x+1)+c C)
log(x+1)+c D) x=2log(1+x)+c
A) 11 B) 7 C) 8 D) 12
18.
=? A) (cosx+sinx)+c B) (cosx-sinx)+c C)(sinx-cosx)+c
7. If a, b, c are in A.P. then 3a, 3b, 3c are in
D) cosx+c
A) A.P. B) G.P. C) H.P. D) A.P. & G.P.
19. The general solution of tan =tan A) n
B)
C) n D)
8. The A.M., G.M. and H.M. b/w two positive numbers a and b are equal then
A) a=b B) ab=1 C) a>b D) a ................
................
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