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    A-Level Tuition Singapore/GP Tuition/General Paper Tutor

    Please use GP Resource, very useful

    A-level GP/General Paper Tuition Singapore – Admin

    admin
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    A-Level Chemistry Tuition Singapore/H2 Chemistry Tuition/JC Chemistry Tutor

    Hi Wood Yan

    SAJC 2009 Prelim P3 Q5c
    PJC 2008 Prelin P3 Q3d

    Please go to the resource to download the solutions

    From A-level Chemistry Tuition Tutor Singapore

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    A-Level Chemistry Tuition Singapore/H2 Chemistry Tuition/JC Chemistry Tutor

    Please be inform that we have a class specially dedicated to A-Level H1 Chemistry Tuition Singapore to help the stucents to ACE H1 Chemistry

    Sunday : 12 pm to 2 pm

    From A-Level Chemistry Tuition Singapore – Tutor

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    A-Level Mathematics Tuition Singapore/JC Maths/H2 Math Tuition and Tutor

    Hi Wei Kiat

    Q11 Solution

    Method 1: Graphical

    Sketch any appropriate graph(s), with equation(s) stated
    State intersection points and/or equation of vertical asymptote.

    x root 5 (2.236)

    From A level tutor

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    A-Level Biology Tuition Singapore/H2/H1 Biology Tuition/JC Biology Tutor

    Please be inform that J1 H2 Biology has started on 3 March and the feedback from the studens that the tutor Diana is Awesome and it make study Biology so much easy.

    We are starting another J1 H2 Biology on 31 March Saturday from 5.30pm to 7.30pm. Please call 98639633 to book a place.

    J2 H2 Biology will start soon on Saturday from 3.30pm to 5.30pm

    From A-Level Biology Tuition Singapore – Admin

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    A-Level Economics Tuition Singapore/H2/H1/JC Economics Tuition

    We are pleased to inform that J2 H2 Economics Tuition will start on 24 Mar Saturday at 1 pm to 3 pm by our dedicating and motivating tutor Ms Jaslene Tan. Her track record 80% of her students score A and the rest B.

    From A-Level Tuition Singapore @ Kovan Admin

    in reply to: O Level – Combined Science #1249
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    O-Level Singapore/O-Level Physics Tuition/Physics Tutor

    Common Mistakes in O-level Physics
    •Wrong substitutions
    •Answers without appropriate working
    •Missing units
    •Significant figures
    •Vague answers
    •Irrelevant answers

    To excel in O-level Physics, you have to avoid common mistakes make in O-level Physics. Our O-level Physics tutors are able to guide you along to ace in Physics.

    in reply to: O Level – Physics #1248
    admin
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    O-Level Singapore/O-Level Physics Tuition/Physics Tutor

    Common Mistakes in O-level Physics
    •Wrong substitutions
    •Answers without appropriate working
    •Missing units
    •Significant figures
    •Vague answers
    •Irrelevant answers

    To excel in O-level Physics, you have to avoid common mistakes make in O-level Physics. Our O-level Physics tutors are able to guide you along to ace in Physics.

    in reply to: O Level – Chemistry #1244
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    O Level Chemistry Tuition Singapore/Chemistry O Level Tuition/Tutor

    Chapter 1 – Kinetic Particle Theory

    1. Explain why a solid have a fixed shape and volume using kinetic particle theory.

    The particles of a solid are held together by very strong forces of attraction. They cannot move freely, and have only enough kinetic energy to vibrate and rotate about their fixed position.

    2. Explain why a liquid does not have a fixed shape using kinetic particle theory.

    The particles of a liquid are held together by weaker forces of attraction as compare with solid. They are arranged in a disorderly manner and can move freely by sliding over one another. Thus liquild does not have a fixed shape and take the shape of the container.

    3. Explain why during the melting process, the temperature of the substance does not rise even though heating continue.

    The temperature remains constant because all the heat energy taken in by the particles is used to overcome the forces of attraction holding the particles. A mixture of solid and liquid phases exist here.

    in reply to: O Level – Elementary Mathematics #1238
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    O Level E Maths Tuition Singapore/Tuition O Level E Maths/Tutor

    Arithmetic

    1. Real numbers : {1,2,3,4,5,……..}
    2. Whole numbers : {0,1,2,3,4,……..}
    3. Integers : {……..-3,-2,-1,0,1,2,3,……..}
    4. Negeative integers : {-1,-2,-3……..}
    5. Postive integers : {1,2,3,4,5,……..}
    6. Even numbers : {2,4,6,8,……..}
    7. Odd numbers : {1,3,5,7,……..}
    8. Prime numbers : {2,3,5,7,11,13,17,……..}

    Prime numbers are natural numbers that have exactly two factors, 1 and itself

    9. Rational numbers : {1/8, 1/2, 1,3,51/2,……..}

    Rational numbers are numbers that can be written as a fraction, a/b where a and b are integers and b cannot be 0.

    10. Irrational numbers : {root 2, root 5, pie……..}

    Irrational numbers are numbers that cannot be expressed as exact fractions.

    11. Perfect squares : {1,4,9,16,25,36,……..]

    12. Real numbers are made up of rational and irrational numbers.

    NOTE
    ZERO is neither odd or even and is neither positive or negative.

    From O-Level Elementary Mathematics Singapore Tutor

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    A-Level Mathematics Tuition Singapore/JC Maths/H2 Math Tuition and Tutor

    Hi Valerie

    Q1 soln
    iw+2z = 3+4i ——-(1)
    i^3w+(1-i)z = 2-i
    -iw+(1-i)z = 2-i ——(2)
    (1)+(2)
    2z+(1-i)z = 5+3i
    (3-i)z = 5+3i
    z = (5+3i)/(3-i)
    using GC
    z = 6/5 +7/5i

    sub z into equation (1) u can get w

    z1 – z2 = 3i
    (1+ai) – (a+bi) = 3i
    1+a +(a-b)i = 3i

    Equating the real and img nos

    1+a = 0 therefore a = -1
    a-b = 3
    -1-b = 3
    b = -4

    To prove 1/z1 + 1/z2 = (7-i)/10
    LHS 1/(1-i)+ 1/(-1-4i)
    = RHS

    (z1^2 – z2^2)/(Z1Z2)
    = (z1-z2)(z1+z2)/(z1z2)
    = (3i)(7-i)/10
    = (-3+21i)10

    From A level tutor

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    A-Level Mathematics Tuition Singapore/JC Maths/H2 Math Tuition and Tutor

    Hi Wei Kiat

    Q8 solution

    To show coefficient
    C3 = (−1)(−1) + (−2)(1) + 3(4) =11
    Cr = (-1)(-1)^r + (-2)(1)+3(r+1)
    = (-1)^r+1 +3r + 1
    C3 =11, Cr = (-1)^r+1 +3r + 1

    From A-Level Tutor Singapore

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    A-Level Economics Tuition Singapore/H2/H1 Economics Tuition

    Hi All A-Level Economics Tuition Students, please post your questions
    to Ms Jaslene Tan.

    Testimonial by one of her student, private candidate Chris

    Upon graduating from Polytechnic, I was interested in getting an A-Level certificate which was the criterion for a placement in an overseas college. As a private candidate with no experience of studying in a Junior College, Ms Tan was my main source of support in helping me to understand the abstract concepts of Economics. Gratefully, after home tuition of one year with Ms Tan, I attained an A for my Economics. Thank you so much Ms Tan.

    in reply to: Chemistry conversion from methane to ethene #1217
    admin
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    Hi Renee

    Soln posted

    From A-Level Chemistry Totor

    in reply to: H2 Maths Questions (Integration) #1216
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    A-Level Mathematics Tuition Singapore/JC Maths tuition/H2 Maths Tutor

    Hi Adeline

    Will email the soln to you.

    From A-Level Mathematics Tutor

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