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Type: Posts; User: Rehaan_genius

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  1. Answers
    3
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    782

    Dude!! Take a graph paper and plot the given...

    Dude!! Take a graph paper and plot the given points and you will get a triangle PQR! Your question is not that much clear but if you want to find the altitude then it is the perpendicular distance...
  2. Answers
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    2,060

    Yes one more mistake! Interchange Left-right in...

    Yes one more mistake! Interchange Left-right in the question!(sorry guys)
  3. Answers
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    2,060

    Ebaines is right! Well done! I appreciate!

    Ebaines is right! Well done! I appreciate!
  4. Answers
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    2,060

    And guys, the question is absolutely right!

    And guys, the question is absolutely right!
  5. Answers
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    2,060

    OHH!! I missed one thing! When the system is...

    OHH!! I missed one thing! When the system is released from rest the string will remain streched all the time.
  6. Answers
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    5,196

    Sorry guys! Here is one mistake of mine! Slope is...

    Sorry guys! Here is one mistake of mine! Slope is POSITIVE here! Over excitement is very dangerous!
  7. Answers
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    2,060

    Interesting Physics!

    11559

    this question is from the topic "center of mass"
    question is very simple, you just need to answer whether the right block will hit the pulley first or the left block will hit the wall first...
  8. Answers
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    5,196

    DUDE! Its such a simple question! But hey! Notice...

    DUDE! Its such a simple question! But hey! Notice that here the slope is NEGATIVE!
  9. Answers
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    1,527

    I think first it will increase up to 30 and then...

    I think first it will increase up to 30 and then decreases and we should only consider the first quadrant of the graph only! Am I right?
  10. Answers
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    1,527

    Unknown008! Could you please explain the concept...

    Unknown008! Could you please explain the concept behind the second part of the question?
  11. Answers
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    1,527

    to make a perfect square of a quadratic, first...

    to make a perfect square of a quadratic, first make the co-efficient of x^2 equal to one, then add and subtract the square of the half of the co-efficient of x, then analyze the equation and you will...
  12. Answers
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    1,527

    Dude! It is obvious that a quadratic equation...

    Dude! It is obvious that a quadratic equation will always have a parabola type(not exact parabola) graph. We just have to find whether it opens up or down, its vertex, roots(points where it cuts the...
  13. Answers
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    1,527

    11277

    11277
  14. Answers
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    1,527

    The graph of this equation will open DOWNWARDS...

    The graph of this equation will open DOWNWARDS cause here a is -ve.
  15. Answers
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    1,436

    Your question is from basics! I will suggest you...

    Your question is from basics!
    I will suggest you to read the theory again and try to grasp 'how to draw free body diagrams?' If you still confused then tell me! I will give you a brief on free body...
  16. Answers
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    1,436

    I don't understand your question clearly! So ...

    I don't understand your question clearly! So explain your question clearly.
  17. Answers
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    1,917

    Part (b) is solved! 11164 And part (d) is...

    Part (b) is solved!

    11164

    And part (d) is also solved!

    11165
    11166
  18. Answers
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    And part c as follows; 11161

    And part c as follows;

    11161
  19. Answers
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    Hi guys! I solved part a as follows; ...

    Hi guys! I solved part a as follows;



    11158
    11159
    11160
  20. Answers
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    912

    Dude! Your method is just awesome! Thanks for...

    Dude! Your method is just awesome! Thanks for your post. Other members should also see this method carefully. Its better than hit and trial method!
  21. I apologize for my mistake! From now I will take...

    I apologize for my mistake! From now I will take care of your advice!
  22. Answers
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    1,231

    Is it a 'mental ability' question or is there a...

    Is it a 'mental ability' question or is there a particular pattern in the given names?
  23. The answer is: Under root 7 < 3 under root 2

    The answer is:

    Under root 7 < 3 under root 2 < 4L3L5 < 4.6bar < 5.125
  24. Answers
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    909

    Yes! By using the formula-> a^2-b^2=(a-b)(a+b)

    Yes! By using the formula-> a^2-b^2=(a-b)(a+b)
  25. Answers
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    909

    if the equation is as galactus had written, then...

    if the equation is as galactus had written, then proceed as follows;
    5x^3+8x^2-5x-8
    now see carefully-
    (5x^3+8x^2)-(5x+8)
    x^2(5x+8)-1(5x+8)
    (x^2-1)(5x+8)
    so;(if the equation is equal to zero)...
  26. Answers
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    I got a hint which is; just rotate the axes...

    I got a hint which is;
    just rotate the axes along AO and OB means now AO is y-axis and OB is x-axis, but I am still not able to solve it!
  27. Question: Solve for X

    by Rehaan_genius
    Answers
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    1,103

    if ebaines is right then; x=10 is the answer!

    if ebaines is right then;
    x=10 is the answer!
  28. Question: Solve for X

    by Rehaan_genius
    Answers
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    1,103

    the first one's answer is x=1 cause; log10^x=1...

    the first one's answer is x=1 cause;
    log10^x=1
    xlog10=1
    x=1(log10=1)

    and the second one's answer is x=-1000 and its procedure is same as above!
    Dude! Now be happy cause your homework is...
  29. Answers
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    Hey dude! You got it right. 5 1/2 is 11/2! I...

    Hey dude! You got it right. 5 1/2 is 11/2! I think you are asking this,huh?
  30. Answers
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    the differentiation of x^n is written as...

    the differentiation of x^n is written as d(x^n)/dx= na^n-1 and the differentiation of constants is zero
  31. Answers
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    also here a is always positive so the parabola...

    also here a is always positive so the parabola type(not exact parabola) graph of this given equation will always head upwards
  32. Answers
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    2,835

    first find the discriminant for all the values of...

    first find the discriminant for all the values of k(D=b^2-4ac) but you will get a negative D on putting the third value so only first two values gives a positive D. so the curve of the equation will...
  33. Answers
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    differentiate the equation and put it equal to 0,...

    differentiate the equation and put it equal to 0, means put dy/dx=0 and find the value of x
    which will come out to be 5 which is the maximum value and put value of x in the given equation to get the...
  34. Answers
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    after the equation: x^2+x-12=0 proceed as:...

    after the equation:
    x^2+x-12=0
    proceed as:
    x^2+4x-3x-12=0
    x(x+4)-3(x+4)=0
    (x-3)(x+4)=0
    so you get two values of x i.e. +3 and -4

    now if you put -3 in the given equation you get:...
  35. Answers
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    Actually galactus! I don't get your hint!

    Actually galactus! I don't get your hint!
  36. Answers
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    one of the answer and the evergreen method to...

    one of the answer and the evergreen method to find the solution and the number of solutions is to draw the GRAPH of the given equation. I don't have a link but you must check the method of drawing...
  37. Answers
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    19,170

    one of the answer and the evergreen method to...

    one of the answer and the evergreen method to find the solution and the number of solutions is to draw the GRAPH of the given equation. I don't have a link but you must check the method of drawing...
  38. Answers
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    1,917

    Hey administrator! Help me! No one has solved it...

    Hey administrator! Help me! No one has solved it yet!
  39. Answers
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    1,258

    I'm sorry guys! You are all right. Actually I...

    I'm sorry guys! You are all right. Actually I misunderstood it, i.e. I thought that I have to find the next number only. Well the pattern of the sequence I got is right
  40. Answers
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    A phsychiatrist took my test about a year before!

    A phsychiatrist took my test about a year before!
  41. Answers
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    31,593

    I have an IQ 0f 180, am I gifted?

    I have an IQ of 180 and I am 17yrs old. But I need extra time to understand things in maths, physics etc but finally I become successful to understand the concepts but taking so much time. So what...
  42. Answers
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    I just want to know which thing can I use to...

    I just want to know which thing can I use to solve the remaining parts. I want to try myself!
  43. Answers
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    actually what I did for the first part is: I...

    actually what I did for the first part is:

    I find the time when the initial velocity component becomes perpendicular to final velocity component which comes out to be u/gsin60=2 sec.
    but...
  44. Answers
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    use; Net Force= mass x acceleration...

    use;
    Net Force= mass x acceleration
    10-F=5x0(because acceleration is zero for constant speed)
    F=10N(newtons)

    wieght will be mass x specific gravity(g)
    W= 5x10
    =50N(newtons)

    coeff. Of...
  45. Answers
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    3,861

    in left hand side of the inequality, the...

    in left hand side of the inequality, the denominator is always positive for all values of n so we can cross multiply, which gives:-
    86400*n^2<2^n. so then find that value of n for which the...
  46. Answers
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    1,258

    The next number and the only number is 60 of this...

    The next number and the only number is 60 of this sequence.
  47. Answers
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    2,517

    All the questions asked by pilar22 are from...

    All the questions asked by pilar22 are from projectile and circular motion(Kinematics).
    I will suggest him to again go through all the theory section of these two topics cause the questions are not...
  48. Answers
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    Serious physics!

    Who can solve this?
    I think its not a difficult one, only concept based, but I get stuck with it!

    11002

    Two inclined planes OA and OB having inclination 30degrees and 60degrees with the...
  49. Answers
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    first one is a GP(geometric progression) having...

    first one is a GP(geometric progression) having common ratio r=2 and first term a=1/12
    and you want to find n=5th term of the series so just apply the formula for
    5th term=ar^5-1 and you will get...
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