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                <rdf:li rdf:resource="https://beta.mathcity.org/matric/9th_science/ex-6-2?rev=1737476041&amp;do=diff"/>
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    <item rdf:about="https://beta.mathcity.org/matric/9th_science/ex-6-2?rev=1737476041&amp;do=diff">
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        <dc:date>2025-01-21T16:14:01+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Exercise 6.2</title>
        <link>https://beta.mathcity.org/matric/9th_science/ex-6-2?rev=1737476041&amp;do=diff</link>
        <description>Exercise 6.2

On the following page we have given the solution of Exercise 6.2 of Mathematics 9 (Science) published by Caravan Book House, Lahore.
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&lt;/WRAP&gt;$\frac{x^2-x-6}{x^2-9}+\frac{x^2+2x-24}{x^2-x-12}$\begin{align} \frac{x^2-x-6}{x^2-9}&amp;+\frac{x^2+2x-24}{x^2-x-12}\\
&amp;=\frac{x^2-3x+2x-6}{(x)^2-(3)^2}+\frac{x^2+6x-4x-24}{x^2-4x+3x-12}\\&amp;= \frac{x(…</description>
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        <dc:date>2025-01-21T16:14:01+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Exercise 2.6 (Solutions)</title>
        <link>https://beta.mathcity.org/matric/9th_science/unit_02/exercise_2.6?rev=1737476041&amp;do=diff</link>
        <description>Exercise 2.6 (Solutions)

Question 1

Identify the following statements as true or false.
(i) $\sqrt{-3}\cdot\sqrt{-3} = 3$

(ii) $i^{73}=-i$

(iii) $i^{10} = -1$

(iv) Complex conjugate of  $(-6i + i^2) is (-1 + 6i)$

(v) Difference of complex numbers $z = a + ib$ and its conjugate is a real number.

(vi) If $(a-1)-(b+3)i = 5+8i$, then a = 6 &amp; b = -11

(vii) Product of complex number and its conjugate is always a non-negative real number.$a+ib$$(2+3i)+(7-2i)$$2(5+4i)+3(7-4i)$$-(-3+5i)-3(4+9i)$$…</description>
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        <title>Review exercise</title>
        <link>https://beta.mathcity.org/matric/9th_science/review_exercise?rev=1737476041&amp;do=diff</link>
        <description>Review exercise

On the following page we have given the solution of Review exercise of Mathematics 9 (Science) published by Caravan Book House, Lahore.
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&lt;/WRAP&gt;$x-2$$x^2+x-6$$x^2+x-6$$x+3$$x-2$$x+2$$c$$a^3+b^3$$a^2-ab+b^2$$a+b$$a^2-ab+b^2$$(a-b)^2$$a^2+b^2$$c$$x^2-5x+6$$x^2-x-6$$x-3$$x+2$$x^2-4$$x-2$$a$$a^2-b^2$$a^3-b^3$$a-b$$a+b$$a^2+ab+b^2$$a^2-a…</description>
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        <title>Exercise 6.3</title>
        <link>https://beta.mathcity.org/matric/9th_science/ex-6-3?rev=1737476041&amp;do=diff</link>
        <description>Exercise 6.3

On the following page we have given the solution of Exercise 6.3 of Mathematics 9 (Science) published by Caravan Book House, Lahore.
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&lt;/WRAP&gt;$4x^2-12xy +9y^2$$x^2-1+\frac{1}{4x^2}, (x\neq 0)$$\frac{1}{16}x^2-\frac{1}{12}xy+ \frac{1}{36}y^2$$4(a+b)^2-12(a^2-b^2)+9(a-b)^2$$\frac{4x^6-12x^3y^3+9y^6}{9x^4-24x^2y^2+16y^4},(x \neq 0)$$\left(…</description>
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        <title>Exercise 2.4 (Solutions)</title>
        <link>https://beta.mathcity.org/matric/9th_science/unit_02/exercise_2.4?rev=1737476041&amp;do=diff</link>
        <description>Exercise 2.4 (Solutions)

Question 1

Use law of exponent to simplify.

	*  (i) $\frac{(243)^{\frac{-2}{3}}(32)^{\frac{-1}{5}}}{\sqrt(196)^{-1}}$	    
	*  (ii) $\left(2x^5y^{-4}\right)\left(-8x^{-3}y^2\right)$	           
	*  (iii) $\left(\frac{x^{-2}y^{-1}z^{-4}}{x^4y^{-3}z^0}\right)^{-3}$
	*  (iv) $\frac{\left(81\right)^n.3^5-\left(3\right)^{4n-1}\left(243\right)}{\left(9^2n\right)\left(3^3\right)}$

Solution


(i) 
$$\begin{array}{cl}
\begin{array}{cl}
\frac{(243)^{\frac{-2}{3}}(32)^{\frac{-1…</description>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Exercise 4.1</title>
        <link>https://beta.mathcity.org/matric/9th_science/ex-4-1?rev=1737476041&amp;do=diff</link>
        <description>Exercise 4.1

On the following page we have given the solution of Exercise 4.1 of Mathematics 9 (Science) published by Caravan Book House, Lahore.
&lt;WRAP center round info 60%&gt;
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&lt;/WRAP&gt;$3x^2+\frac{1}{x}-5$$3x^3-4x^2-x\sqrt{x}+3$$x^2-3x+\sqrt{2}$$\frac{3x}{2x-1}+8$$3x^2+\frac{1}{x}-5$$No (Reason:\frac{1}{x})$$3x^3-4x^2-x\sqrt{x}+3$$No (Reasons  \sqrt{x})$$x^2-3x+\sqrt{2}$$Yes$$\f…</description>
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        <title>Exercise 2.1 (Solutions)</title>
        <link>https://beta.mathcity.org/matric/9th_science/unit_02/exercise_2.1?rev=1737476041&amp;do=diff</link>
        <description>Exercise 2.1 (Solutions)

Question 1

Identify which of the following are rational and irrational numbers:

(i) $\sqrt{3}$	(ii) $\frac{1}{6}$	(iii) $\pi$	(iv) $\frac{15}{2}$	(v) $7.25$	(vi)$\sqrt{29}$

Solution


	*  Rational: $\frac{1}{6}$, $\frac{15}{2}$, $7.25$
	*  Irrational: $\sqrt{3}$, $\pi$, $\sqrt{29}$

Question 2

Convert the following fraction into decimal fraction.$\frac{17}{25}$$\frac{19}{4}$$\frac{57}{8}$$\frac{205}{18}$$\frac{5}{8}$$\frac{25}{38}$$\frac{2}{3}$$\pi$$\frac{1}{9}$$\fr…</description>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Exercise 2.3 (Solutions)</title>
        <link>https://beta.mathcity.org/matric/9th_science/unit_02/exercise_2.3?rev=1737476041&amp;do=diff</link>
        <description>Exercise 2.3 (Solutions)

Question 1

Write each radical expression in exponential notation and each exponential expression in radical notation, Do not simplify.


	* (i) $\sqrt[3]{-64}$	                            *(ii) $2^{35}$
           
				*  (iii) $-7^\frac{1}{3}$                           * (iv) $y^\frac{-2}{3}$$\sqrt[3]{-64} = -64^\frac{1}{3}$$2^\frac{3}{5} = \sqrt[5]{2}^{3}$$-7^\frac{1}{3} = -\sqrt[3]{7}$$y^\frac{-2}{3} = \sqrt[3]{y}^{-2}$$ 5^\frac{1}{5} = \sqrt{5}$$2^\frac{2}{3} = \sq…</description>
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        <dc:date>2025-01-21T16:14:01+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Exercise 2.2 (Solutions)</title>
        <link>https://beta.mathcity.org/matric/9th_science/unit_02/exercise_2.2?rev=1737476041&amp;do=diff</link>
        <description>Exercise 2.2 (Solutions)

Question 1

Identify the property used in the following,

	*  (i) $a + b = b + a$ ... .....
	*  (ii) $(ab)c = a(bc)$ ... ... ...
	*  (iii) $7 \times 1 = 7$ ... ... ...
	*  (iv) $x &gt; y$ or $x = y$ or $x&lt; y$ ... ... ...	
	*  (v) $ab = ba$ ... ... ...
	*  (vi) $a + c = b + c \Rightarrow a = b$ ... ... ...
	*  (vii) $5 + (-5) = 0$ ... ... ...
	*  (viii) $7 \times \frac{1}{7} = 1$$a &gt; b \Rightarrow ac &gt; bc? (c &gt;0)$$a + b = b + a$$(ab)c = a(bc)$$7 \times 1 = 7$$x &gt; y$$x = y$$…</description>
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        <dc:date>2025-01-21T16:14:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Mathematics 10 (Science Group)</title>
        <link>https://beta.mathcity.org/matric/10th_science?rev=1737476040&amp;do=diff</link>
        <description>Mathematics 10 (Science Group)

[Matric Science 10th Book Cover]
The notes/solutions, definitions, MCQs and important question for Mathematics 10 (Science Group), published by Ilmi Kitab Khana, Urdu Bazar, Lahore, Pakistan are available on this page. Whenever we found the notes we will update this page and will upload notes here. If you wish to contribute and send us the notes please contact us via our $(b^2-4ac)$$ax^2+bx+c$$\mathbb{N}$$\mathbb{W}$$\mathbb{Z}$$E$$O$$P$$\mathbb{Q}$$\cup$$\cap$$\s…</description>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Exercise 6.1</title>
        <link>https://beta.mathcity.org/matric/9th_science/ex-6-1?rev=1737476041&amp;do=diff</link>
        <description>Exercise 6.1

On the following page we have given the solution of Exercise 6.1 of Mathematics 9 (Science) published by Caravan Book House, Lahore.
&lt;WRAP center round info 60%&gt;
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&lt;/WRAP&gt;$39x^7y^3z$$91x^5y^6 z^7$$102xy^2z$$85x^2yz$$187xyz^2$$39x^7y^3z=13\times 3\times x^7 y^3 z$$91x^5y^6 z^7=13\times 7\times x^5 y^6 z^7$$13 x^5y^3z$$102xy^2z=2\times 3\times 17 xy^2z$$85x^2yz=3\tim…</description>
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        <dc:date>2025-01-21T16:14:01+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Unit 04: Partial Fractions: Online View</title>
        <link>https://beta.mathcity.org/matric/10th_science/unit04-view?rev=1737476041&amp;do=diff</link>
        <description>Unit 04: Partial Fractions: Online View

On this page the solutions of Unit 04: Partial Fractions, Mathematics 10 (Science Group), published by Ilmi Kitab Khana, Urdu Bazar, Lahore, Pakistan.



List of all exercise of Unit 04

	*  Exercise 4.1

	*  Exercise 4.2

	*  Exercise 4.3

	*</description>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Unit 04: Partial Fractions: Online View</title>
        <link>https://beta.mathcity.org/matric/10th_science/unit04/viewer?rev=1737476041&amp;do=diff</link>
        <description>Unit 04: Partial Fractions: Online View

On this page the solutions of Unit 04: Partial Fractions, Mathematics 10 (Science Group), published by Ilmi Kitab Khana, Urdu Bazar, Lahore, Pakistan.



List of all exercise of Unit 04

	*  Exercise 4.1

	*  Exercise 4.2

	*  Exercise 4.3

	*</description>
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        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>Mathematics 9 (Science Group)</title>
        <link>https://beta.mathcity.org/matric/9th_science?rev=1737476041&amp;do=diff</link>
        <description>Mathematics 9 (Science Group)


[Mathematics 9 (Science Group)]
Mathematics 9 is written by Dr. Karamat H. Dar and Prof. Irfan-ul-Haq and this book is published by Carvan Book House, Lahore, Pakistan. This book consist of 302 pages and there are 17 units. Notes of Unit 1 and 3 are provided by $ka + kb + kc$$ac + ad + bc + bd$$a^2 + 2ab + b^2$$a^2 – b^2$$a^2 + 2ab + b^2 – c^2$$a^4 + a^2b^2 + b^4$$a^4 + 4b^4$$x^2 + px + q$$ax^2 + bx + c$$(ax^2 + bx + c) (ax2 + bx + d) + k$$(x + a) (x + b) (x + c) …</description>
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