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Questions on differentiation (addition and subtraction)

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1. f(x) = x^2{f'(x) = 2x}
2. f(x) = 4x^3{f'(x) =  12x^2}
3. f(x) = 2x^5 – 3x^2 + 6{f'(x) = 10x^4 – 6x}
4. f(x) = x^4 + x^3 + x^2 + x + 1{f'(x) = 4x^3 + 3x^2 + 2x + 1}
5. f(x) = 5x^4 – 2x^3 + \frac{7}{2}x^2 – x + 9{f'(x) = 20x^3 – 6x^2 + 7x – 1}
6. f(x) = 5x^7 – 3x^4 + 9x{f'(x) = 35x^6 – 12x^3 + 9}
7. f(x) = -7x^3 + 2x^2 – 5x + 4{f'(x) = -21x^2 + 4x – 5}
8. f(x) = 6x^5{f'(x) = 30x^4}
9. f(x) = \frac{1}{2}x^6 – \frac{1}{3}x^3 + \frac{1}{4}x{f'(x) = 3x^5 – x^2 + \frac{1}{4}}
10. f(x) = x^3 – 4x^2 + 5x{f'(x) = 3x^2 – 8x + 5}
11. f(x) = 10x^{10} + 0.5x^5{f'(x) = 100x^9 + 2.5x^4}
12. f(x) = \frac{1}{3}x^5 + 2x^4 – \frac{3}{4}x^3 + x – 4{f'(x) = \frac{5}{3}x^4 + 8x^3 – \frac{9}{4}x^2 + 1}
13. f(x) = 4x^8 – 3x^5 + 2x^3 – x{f'(x) = 32x^7 – 15x^4 + 6x^2 – 1}
14. f(x) = 9x^8{f'(x) = 72x^7}
15. f(x) = -x^3 + 5x – 7{f'(x) = -3x^2 + 5}
16. f(x) = 2x^5 + 3x^4 – x^2 + 9{f'(x) = 10x^4 + 12x^3 – 2x}
17. f(x) = 6x^7 – 3.5x^5 + 8x^4 – 2x^2 + 5{f'(x) = 42x^6 – 17.5x^4 + 32x^3 – 4x}
18. f(x) = 7{f'(x) = 0}
19. f(x) = 0.25x^4 – 1.5x^2 + 6x{f'(x) = x^3 – 3x + 6}
20. f(x) = -4x^6 + 3x^3 – 9x + 2{f'(x) = -24x^5 + 9x^2 – 9}
21. f(x) = x^6 + 4x^3 – 2x + 5 {f'(x) = 6x^5 + 12x^2 – 2}
22. f(x) = 0.5x^8 + 1.2x^5 – 7x^3 + 4x{f'(x) = 4x^7 + 6x^4 – 21x^2 + 4}
23. f(x) = -5x^4 + 10x^2 – 3{f'(x) = -20x^3 + 20x}
24. f(x) = x^9 – x^6 + x^3 – 1{f'(x) = 9x^8 – 6x^5 + 3x^2}
25. f(x) = 6x^4 – 12x^3 + 3x{f'(x) = 24x^3 – 36x^2 + 3}
26. f(x) = 10x^9 – \frac{5}{2}x^6 + 3x^4 – x{f'(x) = 90x^8 – 15x^5 + 12x^3 – 1}
27. f(x) = 4x^7 – 5x^4 + 2x^3 – 8{f'(x) = 28x^6 – 20x^3 + 6x^2}
28. f(x) = x^{10} – 4x^7 + 6x^5 – \frac{8}{3}x^2 + 3{f'(x) = 10x^9 – 28x^6 + 30x^4 – \frac{16}{3}x}
29. f(x) = \frac{1}{4}x^8 – \frac{3}{2}x^5 + 7x {f'(x) = 2x^7 – \frac{15}{2}x^4 + 7}
30. f(x) = -2x^5 + 9x^3 – 3x^2 + \frac{1}{2}x – 7{f'(x) = -10x^4 + 27x^2 – 6x + \frac{1}{2}}
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