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- Question 2, Exercise 9.1
- value $(m) = \dfrac{1}{7}$. GOOD =====Question 2(ii)===== Find the maximum and minimum values of the ... {{ :math-11-nbf:sol:unit09:math-11-nbf-ex9-1-q2_ii_.png?400 |Graph of y}} **From the graph, we see ... theta-5)}$ ** Solution. ** **Same as Question 2(ii), we see that given $\dfrac{1}{\frac{1}{3}-4 \sin
- Question 1, Exercise 9.1
- nd mimimum value (m) = 0. GOOD =====Question 1(ii)===== Find the maximum and minimum values of the
- Question 3, Exercise 9.1
- = \mathbb{R}$ Range $=[-7,7]$. =====Question 3(ii)===== Find domain and range: $y=\cos \frac{x}{3}$
- Question 4(i-iv), Exercise 9.1
- Thus the given function is odd. =====Question 4(ii)===== Check whether the function is odd or even:
- Question 5(i-v), Exercise 9.1
- rname{Sin} x$ ** Solution. ** =====Question 5(ii)===== Draw the graph of each of the function: $y=
- Question 6, Exercise 9.1
- of $6 \sec(2 x-3)$ is $\pi$. GOOD =====Question 6(ii)===== Find the period: $y=\cos (5 x+4)$ ** Solut
- Question 9, Exercise 9.1
- n x=\cos x$ ** Solution. ** =====Question 9(ii)===== Solve graphically: $\cos x=x$ ** Solution.
- Question 1,Review Exercise
- lapsed="true">%%(b)%%: $-\frac{1}{2}$</collapse> ii. The exact value of the trigonometric function $\
- Question 2 and 3, Review Exercise
- 2 x \\ & = RHS \end{align*} GOOD =====Question 3(ii)===== Verify: $\dfrac{\sec^4 x - \tan^4 x}{\sec^
- Question 10(i-v), Review Exercise
- on 10(i)===== ** Solution. ** =====Question 10(ii)===== ** Solution. ** =====Question 10(iii)===