Maths A-level OCR MEI (B) WITH QUESTIONS AND WELL VERIFIED ANSWERS 2026

Maths A-level OCR MEI (B) WITH
QUESTIONS AND WELL VERIFIED
ANSWERS 2026




Quadratic Formula - ANSWER✔✔🌹-x = -b ± √(b² - 4ac)/2a



Pythagorean Theorem - ANSWER✔✔🌹-a²+b²=c²



(a^x)(a^y) - ANSWER✔✔🌹-a^(x + y)



a^x / a^y - ANSWER✔✔🌹-a^(x - y)



(a^x)^y - ANSWER✔✔🌹-a^xy



x = a^n - ANSWER✔✔🌹-n = logA(x)



logAx + logAy - ANSWER✔✔🌹-logA(xy)



kloga(x) - ANSWER✔✔🌹-loga(x^k)



straight line formula - ANSWER✔✔🌹-(y - y1) = m(x-x1)

, perpendicular gradients are... - ANSWER✔✔🌹-negative reciprocals



General term of AP - ANSWER✔✔🌹-Un = a + (n-1)d



General term of GP - ANSWER✔✔🌹-Un = ar^n-1



Sine rule - ANSWER✔✔🌹-a/sinA = b/sinB = c/sinC



Cosine rule - ANSWER✔✔🌹-a² = b² + c² - 2bcCosA



Triangle Area - ANSWER✔✔🌹-1/2 ab sinC



Cos^2A + Sin^2A= - ANSWER✔✔🌹-1



1+tan^2A= - ANSWER✔✔🌹-sec^2A



cosec^2A - ANSWER✔✔🌹-1 + cot^2A



sin2A= - ANSWER✔✔🌹-2sinAcosA



cos2A= - ANSWER✔✔🌹-cos^2A-sin^2A



tan2A= - ANSWER✔✔🌹-2tanA/1-tan^2A



circumference - ANSWER✔✔🌹-2πr



Area of a circle - ANSWER✔✔🌹-πr²