2.12. CHAPTER 2 REVIEW PROBLEMS
Multiply: (b4 + b2x3 + x4)(b2 − x2) b6 − b4x2 + b4x3 − b2x5 + b2x4 − x6
Square: (x + y − 2) x2 − 4x + 2xy − 4y + y2 + 4
Evaluate: (7.28 × 104)3 3.86 × 1014
Square: (xy + 5) x2y2 + 10xy + 25
Multiply: (3x − m)(x2 + m2)(3x − m) 9x4 − 6mx3 − 6m3x + 10m2x2 + m4
Divide: − x6 − 2x5 − x4 by (−x4) x2 + 2x + 1
Cube: (2x + 1) 8x3 + 12x2 + 6x + 1
Simplify: 7x − − {−6x − [−5x − (−4x − 3x) − 2] 15x − 2
Multiply: 3ax2 by 2ax3 6a2x5
Simplify:
Divide: a2x − abx − acx by ax a − b − c
Divide: 3x5y3 − 3x4y3 − 3x2y4 by 3x3y2 x2y − xy − y2/x
Square: (4a − 3b) 16a2 − 24ab + 9b2
Multiply: (x3 − xy + y2)(x + y) x4 + x3y − x2y + y3
Multiply: (xy − 2)(xy − 4) x2y2 − 6xy + 8
Divide: xm+1 + xm+2 + xm+3 + xm+4 by x4 xm−3 + xm−2 + xm−1 + xm
Square: (3x + 2y) 9x2 + 12xy + 4y2
Multiply: (a2 − 3a + 8)(a + 3) a3 − a + 24
Divide: a3b2 − a2b5 − a4b2 by a2b ab − b4 − a2b
Multiply: (2x − 5)(x + 2) 2x2 − x − 10
Multiply: (2m − c)(2m + c)(4m2 + c2) 16m4 − c4
Simplify:
Divide: 2a6 by a4 2a2
Multiply: a2 + a2y + ay2 + y3)(a − y) a3
Simplify: y − 3[y − 2(4 − y)] 24 − 8y
Divide: −a7 by a5 − a2
Multiply: (2x2 + xy − 2y2)(3x + 3y) 6x3 + 9x2y − 3xy2 − 6y3
Divide:
Simplify: −2[w − 3(2w − 1)] + 3w 13w − 6
Multiply: (a2 + b)(a ...
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