21 results authored by Ruth Hand - search across all users.

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• Exam (15 questions)

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• SDT consistent units
Question

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• Question

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• Question

Use a given factor of a polynomial to find the full factorisation of the polynomial through long division.

• Question

Parametric form of a curve, cartesian points, tangent vector, and speed.

• Question

Evaluate $\int_0^{\,m}e^{ax}\;dx$, $\int_0^{p}\frac{1}{bx+d}\;dx,\;\int_0^{\pi/2} \sin(qx) \;dx$.

No solutions given in Advice to parts a and c.

Tolerance of 0.001 in answers to parts a and b. Perhaps should indicate to the student that a tolerance is set. The feedback on submitting an incorrect answer within the tolerance says that the answer is correct - perhaps there should be a different feedback in this case if possible for all such questions with tolerances.

• Question

Solve for $x$: $\displaystyle ax+b = cx+d$

• Question

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• Question

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• Two step equations
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• Question

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• Question

Inequality involving a single absolute value, question solution uses the piecewise nature of the absolute value function.

• Question

Uses JSXGraph to generate a plot for a cubic, with given critical points, along with three other incorrect graphs with modified properties. JSXGraph code is commented.

• Question

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• SOHCAHTOA
Question

Draws a triangle based on 3 side lengths.

• Question

Find the $x$ and $y$ components of a force which is applied at an angle to a particle. Resolve using $F \cos \theta$. The force is applied in the negative $x$ and negative $y$ direction.

• Question

Find the $x$ and $y$ components of a force which is applied at an angle to a particle. Resolve using $F \cos \theta$. The force acts in the positive $x$ and positive $y$ direction.

• Question

Find the $x$ and $y$ components of the resultant force on an object, when multiple forces are applied at different angles.

• RUTH'S TRIAL
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Exam (0 questions)

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• Exam (3 questions)

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• Exam (2 questions)

This is a mini-test to allow you to self assess your understanding of trigonometry.