Ten-Year-Series (TYS) Solutions | Past Year Exam Questions

2000 A Level H2 Math

These Ten-Year-Series (TYS) worked solutions with video explanations for 2000 A Level H2 Mathematics are suggested by Mr Gan. For any comments or suggestions please contact us at gs.ude.htamnagmitobfsctd-969f03@troppus.

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2000 A Level H2 Math Paper 1 Question 8

A ten-digit number is formed by writing down the digits $0,1,2,3,4,5,6,7,8,9$ in some order. No number is allowed to start with $0$. Find how many such numbers are odd. 

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2000 A Level H2 Math Paper 1 Question 11

It is given that $x$ and $y$ satisfy the equation ${{\tan }^{-1}}x+{{\tan }^{-1}}y+{{\tan }^{-1}}\left( xy \right)=\frac{7}{12}\pi $.

(i)

Find the value of $y$ when $x=1$.

[2]

(i) Find the value of $y$ when $x=1$.

[2]

(ii)

Express $\frac{\text{d}}{\text{d}x}\left( {{\tan }^{-1}}\left( xy \right) \right)$ in terms of $x$, $y$ and $\frac{\text{d}y}{\text{d}x}$.

[2]

(ii) Express $\frac{\text{d}}{\text{d}x}\left( {{\tan }^{-1}}\left( xy \right) \right)$ in terms of $x$, $y$ and $\frac{\text{d}y}{\text{d}x}$.

[2]

(iii)

Show that, when $x=1$, $\frac{\text{d}y}{\text{d}x}=-\frac{1}{3}-\frac{1}{2\sqrt{3}}$.

[3]

(iii) Show that, when $x=1$, $\frac{\text{d}y}{\text{d}x}=-\frac{1}{3}-\frac{1}{2\sqrt{3}}$.

[3]

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2000 TYS 2000

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2000 TYS 2000

2000 TYS 2000

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2000 A Level H2 Math Paper 2 Question 15 [Modified]

Relative to the origin $O$, the points $A$, $B$, $C$ have position vectors $5\mathbf{i}+4\mathbf{j}+10\mathbf{k}$, $-4\mathbf{i}+4\mathbf{j}-2\mathbf{k}$ and $-5\mathbf{i}+9\mathbf{j}+5\mathbf{k}$ respectively.

(i)

Find the cartesian equation of the line $AB$.

[2]

(i) Find the cartesian equation of the line $AB$.

[2]

(ii)

Find the length of projection of the vector $\overrightarrow{AC}$ on line $AB$.

[2]

(ii) Find the length of projection of the vector $\overrightarrow{AC}$ on line $AB$.

[2]

(iii)

Find the position vector of the foot of the perpendicular,$N$, from $C$ to line $AB$.

[3]

(iii) Find the position vector of the foot of the perpendicular,$N$, from $C$ to line $AB$.

[3]

(iv)

The point $D$ lies on the line $CN$ produced and is such that $N$ is the mid-point of $CD$.
Find the position vector of $D$.

[2]

(iv) The point $D$ lies on the line $CN$ produced and is such that $N$ is the mid-point of $CD$.
Find the position vector of $D$.

[2]

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2000 TYS 2000

2000 TYS 2000

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2000 TYS 2000

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