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11. The denominator of a rational number 8 isa) -1 b) 8 c)112. The sum of 4x+3 and x2-3 is.a) X2 + 4x b) x2 + 4x + 6 c) 5x2 + 613. (-1)251* 50x2 = _a)-2 b)-251 c)114. A circle has lines of symmetrya) Countless b) 4 c) 215. The area of a square is 144cm, its perimeter isa) 12cmb) 48cmc) 24cm16. The rational number lies between the integersa) 0 and 3 b) - 2 and - 3 c) -2 and 317. Area of a parallelogram is 50cm2. If its base is 10cm, then thecorresponding altitude isa) 15cmb) 20cmc) 5cm18. X + 2y is aa) Monomial b) binomial c) trinomial19. should be added to 3a+5b to get 6a-b.a) 3a - 6b b) 6b - 3a c) 9a + 4b20. 32 x 39 x 38 =b) 316a) 314C)34 |
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