I do not know how to solve these

Part IV: Find the equation of the line tangent to the curve at c. 17. f(t) = -3t2 +2; c=-1 19. g(x) = 4x3 - 8x2 + 2; c = 1 Y+1 = 6(x+ 1 ) 18. y = 5x4 - 3; c =1 20. h(x) = 3x - 7; c=2 y- 3= 22(X-1 ) Answers: 1. f' (x) = 7x6; 2. v'(t) = 1; 3. y' = 0; 4. g' (x) = 0; 5. f' (x) =,;6. h'(t) = 12+2; 7. y' =70x9 - 20x4+9; 8. k' (t) = 28t3; 9. h'(x) = = Vx2; 10. y' = -=3; 11. h'(t) = 18t2 - 6t + 4; 12. f'(x) = 2x + 2; 13. y' = 4x3 + 4x; 14. a'(t) = 1; 15. f' (0) = -3; 16. f'(2) = 52; 17. y + 1 = 6(x + 1); 18. y - 3 = 22(x - 1); 19. y + 2 = -4(x -1); 20. y + 1 = 3(x-2)