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087 Solve by Factoring

Last updated almost 5 years ago
15 questions

Bell Assignment: Simplify each (pay attention to the operation)

1

(5x^{3}+2x^2-3x+4)-(2x^3-4x)

1

4a(2a-3)+3a(5a-4)

1

(xy)^{2}(2xy^2z)^3

1

(3ab^2)^{-2}(2a^2b)^2

NOTES L5-5: Solve by Factoring

Common Factoring Techniques
  1. GCF
  2. difference of squares
  3. sum/difference of cubes - today's focus!
  4. perfect square trinomials
  5. trinomials with a=1
  6. trinomials with a\ne1
  7. by grouping
1

Factor: x^{2}-9

1

Factor: x^{2}+x-12

1

Factor: x^{2}+6x+9

1

Recognize sum/difference of cubes

  • A
  • B
  • C
  • D
  • difference of cubes
  • sum of cubes
  • neither
1

Which is the factoring for a^{3}-b^{3}

1

Which is the factoring for x^{3}+y^{3}

1

Which is the factoring for 8x^{3}+27

1

Solve: 8x^{3}+27=0

1

Factor: 64x^{3}+1

1

Solve: 64x^{3}+1=0

0

Choose all that are true

You can now do all but the last four of DeltaMath.