1,045 prompts matching "Teach me how to find the writing the inverse of a two by two matrix with the adj"
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Simplify the surd expression (2+sqrt5)^2
Act as my SS2 Further Maths tutor. Show me step by step how to simplify (2+sqrt5)^2, extra
Worked example: solve x^2+4x+13=0 giving the roots as complex numbers
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Worked example: how many ways can 5 books be arranged on a shelf
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Worked example: how many ways can a president and secretary be chosen from 8 people
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Worked example: how many ways can a committee of 4 be chosen from 10 people
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Worked example: in how many ways can 6 people be seated around a circular table
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Worked example: expand (x+2)^5 fully using the binomial theorem
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Worked example: expand (1-x)^4 fully and use it to estimate (0.98)^4
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Worked example: construct the truth table for (p AND q) OR (NOT p)
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Real-life application of completing the square
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Real-life application of the quadratic formula
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Real-life application of the remainder theorem
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Real-life application of probability using combinatorics
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Real-life application of the binomial theorem
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Real-life application of coordinate geometry
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Real-life application of trigonometric equations
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Real-life application of vectors
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Real-life application of measures of dispersion
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Real-life application of biconditional statements
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Non-calculator paper: factorise and simplify a fraction
Set me a non-calculator Additional Maths style question where I must factorise both the nu