1) ab = ba shows __________ property a) Distributive b) associativ c) commutative d) reflexive 2) Non-terminating non-recurring decimal fractions are a) rational b) irrational c) integers d) non-integres 3) complex form of (3,4) a) 3-4 į b) -3+4 į c) 3+4 į d) -3-4 į 4) order of the surd  is a) radicand b) radical c) index d) base 5) If the product of two surds is a rational number, then each surd is ________ factor of the other. a) inverse b) rationalizing c) rational d) reciprocal 6) The value of variable for which an equation becomes true is called ______of the equation. a) root b) value c) radical d) index 7) Extraneous roots do not satisfy original _______ equation. a) linear b) quadratic c) radical d) inequality 8) Acute angled triangle has ________acute angles a) 1 b) 2 c) 3 d) 0 9) The diagonals of ____________ do not divide it into two congruent triangles a) square b) rectangle c) parallelogram d) trapezium 10) Modulus of a real number can never be ________ a) positive b) negative c) non-negative d) 0 11) p(x)=q(x)(x-a)+R is called__________ a) division theorem b) division algorithm c) remainder theorem d) remainder algorithm 12) |-7|=__________ a) -7 b) 7 c) 0 d) -0 13) The absolute value of a number is always________ a) negative b) positive c) non-positive d) zero 14) P(x)=0, where "a" is called _______ of the equation a) polynomial b) multiplier c) remainder d) zero 15) A number whose exponent is zero is equal to__________. a) 0 b) 1 c) exponent d) base 16) The sum of measures of angles of a quadrilateral is =____________ a) 90 b) 180 c) 270 d) 360

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