Symbols to use in General Physics solutions:

1. v_avg = Dx/Dt
2. a_avg = Dv/Dt
3. v_f = v_i + a(Dt)
4. Dx = ¹/₂(v_i + v_f)Dt
5. Dx = v_i(Dt) + ¹/₂a(Dt)²
6. v_f² = v_i² + 2a(Dx)
7. F = ma
8. F_g = mg
9. F_f = µ_kF_n
10. F_f <= µ_sF_n
11. W = Fd = Fd(cos q)
12. KE = ¹/₂mv²
13. PE = mgh
14. PE_elastic = ¹/₂kx²
15. P = W/Dt
16. p = mv
17. FDt = Dp
18. FDt = mv_f - mv_i
19. Dq = Ds/r
20. w_avg = Dq/Dt
21. a_avg = Dw/Dt
22. w_f = w_i + a(Dt)
23. Dq = w_i(Dt) + ¹/₂a(Dt)²
24. w_f² = w_i² + 2a(Dq)
25. Dq = ¹/₂(w_i + w_f)Dt
26. v_t = rw
27. a_c = v_t²/r
28. a_c = rw²
29. F_c = mv_t²/r
30. F_c = mrw²
31. F = Gm₁m₂/r²