These OCR (MEI) A/AS level pure maths 'cheat sheets' contain everything you need to know for chapters 19-21, including notes, diagrams and worked examples of questions.

These OCR (MEI) A/AS level pure maths 'cheat sheets' contain everything you need to know for chapters 14-18, including notes, diagrams and worked examples of questions.

These OCR (MEI) A/AS level pure maths 'cheat sheets' contain everything you need to know for chapters 1-13, including notes, diagrams and worked examples of questions.

OCR A LEVEL MATHEMATICS, MATHS B (MEI) PAPER 2 H640/02: MARK SCHEME JUNE 2022; PURE MATHS AND STATISTICS. Y is the number of 12s obtained in 30 rolls; 0.16 – 0.163 BC A1 1.1 allow B2 for 0.1628 – 0.163 unsupported [2] 12 (a) H0 : μ = 1.5 H1 : μ < 1.5 B1 1.1 both hypotheses in terms of μ μ is the population mean weight of flour in a bag B1 2.5 allow μ is the population mean weight of a bag of flour [2] Question Answer Marks AO Guidance 12 (b) N (

OCR A LEVEL MATHEMATICS MATHS B MEI PAPER 2 H640/02: FINAL MARK SCHEME JUNE 2022; PURE MATHS AND STATISTICS.

OCR A Level Math Exam Questions and Mark Scheme 1. i. The first three terms of an arithmetic progression are 2x, x + 4 and 2x − 7 respectively. Find the value of x. [3] ii. The first three terms of another sequence are also 2x, x + 4 and 2x − 7 respectively. a. Verify that when x = 8 the terms form a geometric progression and find the sum to infinity in this case. [4] b. Find the other possible value of x that also gives a geometric progression. [4] 2. Sarah is carrying out a seri...

OCR A Level Math Exam Questions and Mark Scheme 1. i. The first three terms of an arithmetic progression are 2x, x + 4 and 2x − 7 respectively. Find the value of x. [3] ii. The first three terms of another sequence are also 2x, x + 4 and 2x − 7 respectively. a. Verify that when x = 8 the terms form a geometric progression and find the sum to infinity in this case. [4] b. Find the other possible value of x that also gives a geometric progression. [4] 2. Sarah is carrying out a seri...

OCR A Level Math Exam Questions and Mark Scheme 1. i. The first three terms of an arithmetic progression are 2x, x + 4 and 2x − 7 respectively. Find the value of x. [3] ii. The first three terms of another sequence are also 2x, x + 4 and 2x − 7 respectively. a. Verify that when x = 8 the terms form a geometric progression and find the sum to infinity in this case. [4] b. Find the other possible value of x that also gives a geometric progression. [4] 2. Sarah is carrying out a seri...

Full Summary from the OCR MEI B B A level Statistics Minor specification. Written by a Cambridge offer-holder and A*A*A* predicted student. Hand-drawn diagrams and detailing included.

The full summary of the OCR MEI B A level Mathematics Mechanics Minor specification. Written by a Cambridge offer-holder and A*A*A* predicted student. Hand-drawn diagrams and detailing included. Differential Equations and Numerical Methods added as a bonus.