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- Question 3, Exercise 9.1
- Domain of $y=\left\{\theta: \theta\in \mathbb{R} \text{ and } \theta \neq n\pi, n\text{ is integer} \right\}$ Range of $y=\mathbb{R}$ As \begin{align*} & ... } Hence domain of $y=\left\{x: x\in \mathbb{R} \text{ and } x \neq 2n, n\text{ is integer} \right\}$ Range of $y=\mathbb{R}$. GOOD =====Question 3(v)=====
- Question 1, Exercise 9.1
- e coeffients: $$a=2, \quad b=-2$$ \begin{align*} \text{Maximum value (M)} & = a+|b|\\ & = 2+|-2| \\ & = 2+2 = 4 \end{align*} \begin{align*} \text{Minimum value (m)} & = a-|b|\\ & = 2-|-2| \\ & = ... ac{2}{3}, \quad b=-\dfrac{1}{2}$$ \begin{align*} \text{Maximum value (M)} & = a+|b|\\ & = \dfrac{2}{3}+\... 1}{2} = \dfrac{7}{6} \end{align*} \begin{align*} \text{Minimum value (m)} & = a-|b|\\ & = \dfrac{2}{3}-\
- Question 2 and 3, Review Exercise
- os \theta+ \frac{1}{\sqrt{2}+1}\cos \theta \quad \text{from (1)}\\ & = \left(1+ \frac{1}{\sqrt{2}+1}\rig... 1+\cos^2 t)$ ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:Re-ex-p1|< Question 1 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:Re-ex-p3|Question 4 >]]</btn></text>
- Question 2, Exercise 9.1
- mum value $(m) = \dfrac{5}{17}$. ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p1|< Question 1 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p3|Question 3 >]]</btn></text>
- Question 4(i-iv), Exercise 9.1
- ce, the given function is odd. ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p3|< Question 3 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p5|Question 4(v-viii) >]]</btn></text>
- Question 4(v-viii), Exercise 9.1
- hus, the given function is odd. ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p4|< Question 4(i-iv) ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p6|Question 5(i-v) >]]</btn></text>
- Question 5(i-v), Exercise 9.1
- thrm{x}}{2}$ ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p5|< Question 4(v-viii) ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p7|Question 5(vi-x) >]]</btn></text>
- Question 5(vi-x), Exercise 9.1
- \frac{x}{2}$ ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p6|< Question 5(i-v) ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p8|Question 6 >]]</btn></text>
- Question 6, Exercise 9.1
- * Solution. ** FIXME (problem) ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p7|< Question 5(vi-x) ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p9|Question 7 & 8 >]]</btn></text>
- Question 7 & 8, Exercise 9.1
- ame scale. ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p8|< Question 6 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p10|Question 9 >]]</btn></text>
- Question 9, Exercise 9.1
- $\tan x=x$ ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:ex9-1-p9|< Question 7 & 8 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:ex9-1-p11|Question 10 >]]</btn></text>
- Question 2 and 3,Review Exercise
- k Board, Islamabad, Pakistan. ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:Re-ex-p1|< Question 1 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:Re-ex-1-p3|Question 4 >]]</btn></text>
- Question 4, Review Exercise
- k Board, Islamabad, Pakistan. ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:Re-ex-p2|< Question 2 & 3 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:Re-ex-p4|Question 5 & 6 >]]</btn></text>
- Question 4, Review Exercise
- tion 4===== ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:Re-ex-p2|< Question 2 & 3 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:Re-ex-p4|Question 5 & 6 >]]</btn></text>
- Question 5 and 6, Review Exercise
- ion 6===== ** Solution. ** ====Go to ==== <text align="left"><btn type="primary">[[math-11-nbf:sol:unit09:Re-ex-p3|< Question 4 ]]</btn></text> <text align="right"><btn type="success">[[math-11-nbf:sol:unit09:Re-ex-p5|Question 7 >]]</btn></text>