1) Simplify the following: a) a b) b c) c d) d 2) Add: (4x2+2x+6)+(2x2-2x+2) a) 6x2+8 b) 8x2+12 c) 6x2+4x+8 d) 6x2+4x+4 3) Subtract: (6x2-2x+2) - (2x2-4x+6) a) 8x2-6x+8 b) 8x2+2x+4 c) 4x2+2x-4 d) 4x2-2x+8 4) Multiply (2x+4)(3x-7) a) 5x-3 b) 6x2+28x-28 c) 5x2+7x+11 d) 6x2-2x-28 5) Simplify a) 32x6y b) 4x6/y2 c) 20y2x8 6) √15 is between which two integers a) 3 and 4 b) 4 and 5 c) 5 and 6 7) Factor: x2 + 8x + 16 a) (x+4)2 b) (x - 4)2 c) (x+4)(x-4) 8) Factor: x2 - 20x + 100 a) (x +10)2 b) ( x - 10)2 c) (x+10)(x-10) 9) Factor: x2 - 9 a) (x+3)2 b) (x-3)2 c) (x+3)(x-3) 10) Factor: 4x2 - 25 a) (2x+5)2 b) (2x-5)2 c) (2x+5)(2x-5) 11) Without calculating, which of the following is equivalent to (x- 6)2 ? a) x2 + 12x +36 b) x2 - 12x +36 c) x2 - 36 12) Factor: 2x2+9x+10 a) (2x - 5) (2x+4) b) (x+2) (2x+5) c) (2x+2) (x+5) 13) Which of the following is a factor of x2+13x+22 ? a) (x+1) b) (x+2) c) (x + 5) 14) Which of the following is a factor of x2- 5x -14? a) (x+2) b) (x - 2) c) (x +7) 15) Which of the following is a factor of 7x2+22x+3 ? a) (7x + 1) b) (x - 3) c) (x +1)

Polynomials Review

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