437 results for "solve".

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01  Complex Numbers  Exercises
Selfassessment questions. Solve 50% of the available marks to pass this exercise.
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Last modified 17/10/2019 09:16
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ALevel, Postgraduate, Advanced Higher

W1b  Solve simultaneous equations by finding inverse matrix
Putting a pair of linear equations into matrix notation and then solving by finding the inverse of the coefficient matrix.
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Last modified 16/10/2019 06:10
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W2a: Solve an equation with reciprocals2
Solve for $x$: $\displaystyle \frac{s}{ax+b} = \frac{t}{cx+d}$
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Last modified 10/10/2019 10:07
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Last modified 08/10/2019 16:55
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W2b: Solve an equation in algebraic fractions
Solve for $x$: $\displaystyle \frac{px+s}{ax+b} = \frac{qx+t}{cx+d}$ with $pc=qa$.
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Last modified 08/10/2019 16:50
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Linear recurrence relations of order 1
Formulate a recurrence relation (= difference equation) and solve this recurrence relation.
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Last modified 07/10/2019 11:25
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Last modified 30/09/2019 16:20
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Roz's copy of Solve a pair of simultaneous equations
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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Last modified 27/09/2019 09:30
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Andrew's copy of Complete the square and find solutions
Solve a quadratic equation by completing the square. The roots are not pretty!
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Last modified 25/09/2019 13:38
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