Cubic and Reciprocal Graphs | GCSE Maths Grade 5 Walkthrough
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Cubic and Reciprocal Graphs | GCSE Maths Grade 5 Walkthrough
5 просмотров · 2 дн. назад
Effective Education
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5 просмотров · 2 дн. назад
Cubic and reciprocal graphs step by step - completing tables of values, drawing smooth curves, sketching y = 1/x, matching equations to their graphs and using a graph to solve an equation. All 20 questions on the GCSE Grade 5 Cubic and Reciprocal Graphs worksheet, worked through step by step.
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In this video:
• Tables of values for cubic and reciprocal graphs
• Drawing a cubic graph with a smooth curve
• Drawing reciprocal graphs, including negative values of x
• Sketching y = 1/x
• Matching equations to their graphs
• Solving an equation from a graph
Chapters:
0:00 Q1 Table of values for y = x³
0:31 Q2 Table of values for y = x³ − 4
1:07 Q3 Table of values for y = 10/x
1:31 Q4 Table of values for y = 4/x
2:03 Q5 Which graph is y = x³? Which is y = 5/x?
3:03 Q6 Draw y = x³ + 2
4:10 Q7 Draw y = x³ + 2x + 3
5:07 Q8 Draw y = 3 − x³
6:07 Q9 Draw y = 8/x
7:10 Q10 Sketch y = 1/x
8:06 Q11 Draw y = x³ − 3x
9:10 Q12 Solve x³ − 7x + 6 = 0 from the graph
9:39 Q13 Draw y = 12x − x³
10:47 Q14 Draw y = 3/x
11:37 Q15 Match four equations to their graphs
12:27 Q16 Draw y = x³ + x − 1
13:27 Q17 Draw y = 12/x
14:12 Q18 Match five equations to their graphs
14:52 Q19 What is wrong with Ravi's graph?
15:19 Q20 Draw y = x³ − 2x − 1 and estimate a solution
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