Algebra 2.0

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Across
  1. 5. What formula is y-y1=m(x-x^1)
  2. 6. Form What form is Y=a(x-r)(x-s)
  3. 7. What Form is y=ab^X
  4. 9. What Formula is m=(y2)-(y1)/(X2)-(X1)?
  5. 12. What Formula is y=mx+b
  6. 13. What formula is An=A↓n-1+D
  7. 15. What form is x=x-1+x2+x3+...+X↓N/n
Down
  1. 1. What Form is (X1+X2/2,Y1+Y2/2)
  2. 2. What Form is Y=ax^2+bx+c
  3. 3. What formula is Ax+By=C
  4. 4. What form is a↓n=r(a↓n-1)
  5. 8. A↓n=A1xr^n-1
  6. 10. What Form is A=P(1+r/n)^NT
  7. 11. What form is y=A(x-h)^2+k
  8. 14. What Formula is An=A1+D(n-1)