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AQA A LEVEL MATHS 2021 PAPER 1 QP
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1. Straight line equation formula y-y1 = m(x-x1) 2. Perpendicular straight lines m1 x m2 = -1 3. Log(a)b=c a^c=b 4. Log(10)x + Log(10)y = Log(10)xy 5. Log(10)x - Log(10)y = Log(10)x/y 6. kLog(10)x = Log(10)x^k 7. Displacement dy/dx = Velocity 8. Velocity dy/dx = Acceleration 9. Cos^2A + Sin^...

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  • March 27, 2023
  • 7
  • 2021/2022
  • Exam (elaborations)
  • Questions & answers

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  • 1 straight line equation formula y y1 mx x1 2 perpendicular straight lines m1 x m2 1 3 logabc acb 4 log10x log10y log10xy 5 log10x log10y log10xy 6 klog10

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A Level Maths AQA
Study online at
https://quizlet.com/_6oe9e1
1. Straight line equation formula y-y1 = m(x-x1)

2. Perpendicular straight lines m1 x m2 = -1

3. Log(a)b=c a^c=b

4. Log(10)x + Log(10)y = Log(10)xy

5. Log(10)x - Log(10)y = Log(10)x/y

6. kLog(10)x = Log(10)x^k

7. Displacement dy/dx = Velocity

8. Velocity dy/dx = Acceleration

9. Cos^2A + Sin^2A= 1

10. 1 + Tan^2A = Sec^2A

11. 1 + Cot^2A = Cosec^2A

12. 2SinAcosA = Sin2A

13. Cos^2A - Sin^2A = Cos2A

14. (2tanA)/(1-tan^2A) = Tan2A

15. A^x A^y = A^xy

16. A^x / A^y = A^x-y

17. (A^x)^y a^xy

18. Arc Length (radians) = r¸

19. Sector Area (radians) = 1/2 r^2 ¸

20. x^n dy/dx = nx^(n-1)


21. Sinkx dy/dx kCos
1

, A Level Maths AQA
Study online at

22. Coskx dy/dx = -kSinkx
23. e^(kx) dy/dx = ke^(kx)
24. lnx dy/dx = 1/x
25. f(x)+g(x) dy/dx = f'(x)+g'(x)
26. f(x)g(x) dy/dx = f'(x)g(x) + f(x)g'(x)
27. f(g(x)) dy/dx = f'(g(x))g'(x)
28. +x^n = (x^(n+1))/(n+1) +c
29. +Coskx = 1/k Sinkx +c
30. S+inkx = -1/k Coskx +c
31. +e^(kx) = 1/k e^(kx) +c
32. +1x/ = ln |x| +c
33. f+'(x)+g'(x) = f(x)+g(x) +c
34. +f'(g(x))g'(x) = f(g(x)) +c
35. Weight = Mass x g
36. Force = Mass x Acceleration
37. Midpoint of a line (X1+X2)/2 , (y1+y2)/2
38. Length of a straight line x2(-x1)^2+(y2-y1)^2
39. Gradient of a line Change in y/Change in x
40. Equation of a circle (x-a)^2 + (y-b)^2 = r^2 ,
Centre (a,b) & Radius is r



41. Area of a 1/2 base x
2

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