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### High School Mathematics6.20 Square Roots of Algebraic Expressions Review - II

 Square roots of Algebraic Expressions Review Test
 Q 1: Find the square root of 9x4 + 6x2y2 + y4.3x2 + 2y23x + y3x2 + y2 Q 2: Find the sum of the roots of 12x2 - x - 1 = 0.-1/1212-121/12 Q 3: Find the nature of the roots of the equation x2 - 7x + 3 = 0.Real and equalReal and distinctComplex and distinct Q 4: Find the square root of (x2 - x - 72)(x2 + x - 56)(x2 - 16x + 63).(x + 9)(x -7)(x + 8)(x - 9)(x -7)(x - 8)(x - 9)(x -7)(x + 8)(x - 9)(x +7)(x + 8) Q 5: Find the square root of the equation 4x4 + 8x3 + 9x2 + 4x + 4 = 0 using undetermind method.2x2 + x + 12x2 + x + 22x2 - x + 22x2 + 2x + 2 Q 6: Find the square root of 25x4 + 40x3 - 242 - 32x + 16.5x2 + 4x - 45x2 - 4x + 45x2 + 4x + 4 Q 7: f(x) = 2x2 + 3x + 1, then f(3x) = _____.18x2 + 9x + 318x2 - 9x + 118x2 + 9x + 1 Q 8: Find the square root of 16x4 + 16x3 + 12x2 + 4x + 1.4x2 + 2x + 14x2 + 2x - 14x2 - 2x - 1 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!