1) {0,1,2,3..................} is the set of: a) Prime number b) Integer c) Whole number d) Even number 2) The natural logarithm has the base: a) π b) e c) 10 d) none of these 3) 81/3 x 361/2 =? a) 48 b) 12 c) 16 d) none of these 4) If loga 16=4 , a=?: a) 3 b) 4 c) 2 d) 16 5) The degree of the given polynomial x4y +y +y2 +y3 =?: a) 3 b) 4 c) 5 d) 2 6) If the determinant of matrix is zero, the matrix is called a/an: a) indentity matrix b) null matrix c) singular matrix d) non singular matrix 7) The sub duplicate ration of a:b is: a) a2:b2 b) a1/2 : b1/2 c) a3:b3 d) none of these 8) The H.C.F. of 8x2y2 and 12 x2y is: a) 4x3y b) 8x2y c) 16x2y d) 4x2y 9) Line segment joining the vertex and the mid point of the opposite side of a triangle is called: a) altitude b) hypotnuse c) median d) none of these 10) A quadrilateral having opposite sides parallel is called: a) Trapezium b) Parallelogram c) Rhombus d) Triangle 11) If x is eliminated from the equations x+b =0 and x+c =0 then relation becomes: a) b=c b) b+c=0 c) bc=0 d) b/c+1 12) Half of the diameter is called: a) Perpendicular b) Radius c) Chord d) Secant 13) √1+Cos2x =?: a) sin x b) tan x c) sec x d) cosec x 14) tan 60º =?: a) 1/√3 b) √3 c) 1 d) none of these 15) The simplest form of a5b-ab5/a3b+ab3 a) a2+b2 b) a2-b2 c) a+b d) a-b 16) Cos 20º =?: a) Cosec 70º b) Tan 70º c) Sin 70º d) Cot 70º 17) A Circle which touches all the three sides of a triangle is called: a) inscribed circle b) escribed circle c) circum-circle d) none of these 18) The set A={1,3,5,7................} is closed with respect to: a) multiplication b) addition c) subtarction d) division 19) Solution set of √2y-3 = √3y+4 is: a) 1 b) 7 c) -7 d) 5

Math X 2014

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