Maths A-level OCR MEI (B)
Study online at https://quizlet.com/_ath1v2
1. Quadratic Formula x = -b ± (b² - 4ac)/2a
2. Pythagorean Theorem a²+b²=c²
3. (a^x)(a^y) a^(x + y)
4. a^x / a^y a^(x - y)
5. (a^x)^y a^xy
6. x = a^n n = logA(x)
7. logAx + logAy logA(xy)
8. kloga(x) loga(x^k)
9. straight line formula (y - y1) = m(x-x1)
10. perpendicular gradients are... negative reciprocals
11. General term of AP Un = a + (n-1)d
12. General term of GP Un = ar^n-1
13. Sine rule a/sinA = b/sinB = c/sinC
14. Cosine rule a² = b² + c² - 2bcCosA
15. Triangle Area 1/2 ab sinC
16. Cos^2A + Sin^2A= 1
17. 1+tan^2A= sec^2A
18. cosec^2A 1 + cot^2A
, Maths A-level OCR MEI (B)
Study online at https://quizlet.com/_ath1v2
19. sin2A= 2sinAcosA
20. cos2A= cos^2A-sin^2A
21. tan2A= 2tanA/1-tan^2A
22. circumference 2πr
23. Area of a circle πr²
24. Area of a trapezium 1/2 (a+b) h
25. Volume of a prism Area of cross section x length
26. Arc length radius x angle
27. Sector Area 1/2 r^2 θ
28. sin differentiates to cos
29. cos differentiates to -sin
30. e^kx differentiated ke^kx
31. lnx differentiates to... 1/x
32. Chain Rule dy/dx = dy/du * du/dx
33. Product Rule dy/dx = u(dv/dx) + v(du/dx)
34. Quotient Rule dy/dx = v(du/dx) - u(dv/dx) / v²
35. sin integrates to... -cos
36. Cos integrates to... sin
Study online at https://quizlet.com/_ath1v2
1. Quadratic Formula x = -b ± (b² - 4ac)/2a
2. Pythagorean Theorem a²+b²=c²
3. (a^x)(a^y) a^(x + y)
4. a^x / a^y a^(x - y)
5. (a^x)^y a^xy
6. x = a^n n = logA(x)
7. logAx + logAy logA(xy)
8. kloga(x) loga(x^k)
9. straight line formula (y - y1) = m(x-x1)
10. perpendicular gradients are... negative reciprocals
11. General term of AP Un = a + (n-1)d
12. General term of GP Un = ar^n-1
13. Sine rule a/sinA = b/sinB = c/sinC
14. Cosine rule a² = b² + c² - 2bcCosA
15. Triangle Area 1/2 ab sinC
16. Cos^2A + Sin^2A= 1
17. 1+tan^2A= sec^2A
18. cosec^2A 1 + cot^2A
, Maths A-level OCR MEI (B)
Study online at https://quizlet.com/_ath1v2
19. sin2A= 2sinAcosA
20. cos2A= cos^2A-sin^2A
21. tan2A= 2tanA/1-tan^2A
22. circumference 2πr
23. Area of a circle πr²
24. Area of a trapezium 1/2 (a+b) h
25. Volume of a prism Area of cross section x length
26. Arc length radius x angle
27. Sector Area 1/2 r^2 θ
28. sin differentiates to cos
29. cos differentiates to -sin
30. e^kx differentiated ke^kx
31. lnx differentiates to... 1/x
32. Chain Rule dy/dx = dy/du * du/dx
33. Product Rule dy/dx = u(dv/dx) + v(du/dx)
34. Quotient Rule dy/dx = v(du/dx) - u(dv/dx) / v²
35. sin integrates to... -cos
36. Cos integrates to... sin
