119 results authored by Jinhua Mathias - search across all users.
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Question in Core Foundation Maths
Differentiating the natural logarithm
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Question in Core Foundation Maths
Differentiating further exponentials
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Question in Core Foundation Maths
Differentiating exponentials
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Question in Core Foundation Maths
More work on differentiation with trigonometric functions
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Question in Core Foundation Maths
Differentiation of trigonometric functions
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Question in Jinhua's workspace
More work on differentiation with trigonometric functions
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Question in Core Foundation Maths
Basic solving of linear equations
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Question in Core Foundation Maths
Sometimes randomisation creates error with variable: c4
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Question in Core Foundation Maths
No description given
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Question in Core Foundation Maths
A simultaneous equations question with integers only
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Question in Core Foundation Maths
More work with dividing and multiplying algebraic fractions
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Question in Core Foundation Maths
Quotient and remainder, polynomial division.
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Question in Core Foundation Maths
Solving linear equations
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Question in Core Foundation Maths
Using the chain rule with polynomials
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Question in Core Foundation Maths
Another practical application of differentiation
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Question in Core Foundation Maths
Factorising polynomials using the highest common factor
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Question in Core Foundation Maths
Solving linear equations
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Question in Core Foundation Maths
Finding lengths of sides of triangles
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Question in Core Foundation Maths
Basic solving of linear equations
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Question in Core Foundation Maths
Solve for $x$ and $y$: \[ \begin{eqnarray} a_1x+b_1y&=&c_1\\ a_2x+b_2y&=&c_2 \end{eqnarray} \]
The included video describes a more direct method of solving when, for example, one of the equations gives a variable directly in terms of the other variable.
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Question in Jinhua's workspace
No description given
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Question in Jinhua's workspace
No description given
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Question in Jinhua's workspace
Simplifying indices
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Question in Jinhua's workspace
No description given
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Question in Jinhua's workspace
Straightforward solving linear equations question
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Question in Jinhua's workspace
Simplifying indices
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LOOK AT OTHER TRIG QUESTIONS IN PREARRIVAL FOR UPDATED VERSIONS (this needs deleting) Should not be usedQuestion in Prearrival
No description given
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Question in Jinhua's workspace
This exercise will help you round off decimals to given decimal places.
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Exam (5 questions) in Jinhua's workspace
6 questions which introduce the student to the Numbas system.
rebelmaths
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Question in Jinhua's workspace
This exercise will help you round off decimals to given decimal places.