IGCSE Maths 0580 February/March 2023 Paper 42 EXTENDED

Solutions, explanations and advice on IGCSE Cambridge Maths Exam
Questions:
00:20 Question 1ai - Ratio
02:20 Question 1aii - Percentages
05:57 Question 1aii - Compound Interest
09:54 Question 1b - Ratio
13:27 Question 1c - Percentage Increase
16:55 Question 1d - Compound Interest
20:50 Question 2a - Averages
31:10 Question 2b - Box-and-whisker plot
32:42 Question 2ci - Mean from grouped frequency table
37:53 Question 2cii - Histograms
41:52 Question 3a - Volume of a sphere
48:10 Question 3b - Volume of a cylinder
54:05 Question 3c - Volume
58:50 Question 4a - Transformations
1:05:48 Question 4b - Vectors
1:12:26 Question 5a - Expanding brackets
1:15:01 Question 5b - Substitution/Rearranging formulae
1:17:56 Question 5c - Factorising
1:24:02 Question 6a & b - Equation of a line
1:28:38 Question 6ci - Equation of a perpendicular line
1:33:53 Question 6cii - Lenght of the line segment
1:40:37 Question 7a - Venn diagrams
1:42:28 Question 7b - Set notation
1:45:22 Question 7c - Probability
1:48:45 Question 7d - Probability
1:50:56 Question 8a - Area of a triangle
1:51:31 Question 8b - Quadratic formula
1:58:19 Question 9a - Gradient at a point/ Differentiation
2:00:35 Question 9b - Turning points
2:04:42 Question 9c - Cubic graphs
2:06:56 Question 10a - SOH CAH TOA
2:13:10 Question 10b - SOH CAH TOA
2:16:26 Question 10c - Cosine Rule
2:21:35 Question 10d - Trigonometry
2:26:43 Question 10c - Point to a line
2:34:30 Question 11a - Functions
2:35:04 Question 11b - Functions
2:35:58 Question 11c - Functions
2:36:39 Question 11d - Algebraic fractions
2:41:42 Question 11e - Functions
2:44:44 Question 12a - Trig graphs
2:48:10 Question 12b - Solving trig equations