Q 1 : _______ should be added to x^{2} + 12x to make it a perfect square. Answer:
Q 2 : (a+b)(a-b) + b^{2} = _____. a^{2} b^{2}
Q 3 : Y - axis may be denoted by the straight line _________. y = x x = 0 y = 1 y = 0
Q 4 : The slope of X - axis is _______. one not defined zero infinity
Q 5 : Each ordered pair that satisfies the pair of equations is called the _____ of the pair of equations. Answer:
Q 6 : The point (-4,-6) lies in the __________. third quadrant second quadrant on the x-axis on the y-axis
Q 7 : (2x+y)^{2} + (2x-y)^{2} = _____+2y^{2} . 2x^{2} 4x^{2}
Q 8 : Factorize a^{2} +4a+4 = ________. (a+2)^{2} (a+2)^{3}
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