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The number of points of intersection of the T quadratic polynomial x2 + 4x + 4 with the X axis.(1) 0(2) 1(3) 0 or 1(4) 2 |
Answer» (2) 1 (x + 2)2 = (x + 2)(x + 2) = x = -2, -2 = 1 |
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