Algebra I Formulas

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Across
  1. 6. y=a(x-h)^2+k
  2. 8. an=a1(r)^n-1
  3. 9. y=ab^x
  4. 13. a(1+r)^x
Down
  1. 1. an=a1+(n-1)d
  2. 2. ax + by=c
  3. 3. y=ax^2+bx+c
  4. 4. y2-y1/x2-x1
  5. 5. y=mx+b
  6. 7. add up all the sides
  7. 10. a(1-r)^x
  8. 11. y-y1=m(x-x1)
  9. 12. Length(width)