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  1. bamteck

    Mathematics: Post your doubts here!

    Prove the identity : tan A + cot A = 2/sin2A Thank you very much ... :)
  2. bamteck

    Prove the identity : tan A + cot A = 2/sin2A

    Prove the identity : tan A + cot A = 2/sin2A
  3. bamteck

    Mathematics: Post your doubts here!

    Thank You very much ! Would you mind helping me with this one? State the exact value of the constants k such that 3^x = e^kx , for all x.
  4. bamteck

    Mathematics: Post your doubts here!

    Please help me out : 1. Solve the equation ln(1+x) = 1 + lnx , giving your answer correct to 2 s.f. 2.Solve the equation 2^x + 1/2^x - 1 = 5 , giving your answer correct to 3 s.f 3. Given that 2log2 x = y and log2 (2x) = y + 4. find the value of x.
  5. bamteck

    Mathematics: Post your doubts here!

    You are great ! Do you do M1 & S1 ?
  6. bamteck

    lease help me this problems ; 1. Find the maximum value of 1/√cosx + sinx + 5 , and the value...

    lease help me this problems ; 1. Find the maximum value of 1/√cosx + sinx + 5 , and the value of x where the maximum value occurs. 2. Solve the equation 10sin^2 (1/2x) - 5sinx = 4 , giving the values of x between 0 and 360 to the nearest 0.1 Thank You in anticipation
    • bamteck
    • Profile post
  7. bamteck

    Mathematics: Post your doubts here!

    Please help me this problems ; 1. Find the maximum value of 1/√cosx + sinx + 5 , and the value of x where the maximum value occurs. 2. Solve the equation 10sin^2 (1/2x) - 5sinx = 4 , giving the values of x between 0 and 360 to the nearest 0.1 Thank You in anticipation
  8. bamteck

    Please someone help me this problems ; 1. Find the maximum value of 1/√cosx + sinx + 5 , and...

    Please someone help me this problems ; 1. Find the maximum value of 1/√cosx + sinx + 5 , and the value of x where the maximum value occurs. 2. Solve the equation 10sin^2 (1/2x) - 5sinx = 4 , giving the values of x between 0 and 360 to the nearest 0.1 Thank You in anticipation
    • bamteck
    • Profile post
  9. bamteck

    Mathematics: Post your doubts here!

    Please someone help me this problems ; 1. Find the maximum value of 1/√cosx + sinx + 5 , and the value of x where the maximum value occurs. 2. Solve the equation 10sin^2 (1/2x) - 5sinx = 4 , giving the values of x between 0 and 360 to the nearest 0.1 Thank You in anticipation & may ALLAH...
  10. bamteck

    Hey mates. Please correct my letter to my director. Its very URGENT for me!?

    I have written this letter to my boss regarding the problem I am facing. Please correct it/ any sentences that you can arrange it in a better way and more polite. Please help me, its very URGENT !! (Note: I am using my own car to go at my boss's place, and there I take the company's car to...
  11. bamteck

    Mathematics: Post your doubts here!

    URGENT HELP REQUIRED PLEASE ! :( 1. (a) If A is the acute angle such that sin A = 3/5 and B is the obtuse angle such that sin B = 5/13, find without using a calculator the values of cos(A+B) and tan(A-B). (b) Find the solutions of the equation tan x + 3 cot x = 5 sec x for which 0 < x < 2π...
  12. bamteck

    Mathematics: Post your doubts here!

    URGENT HELP REQUIRED PLEASE ! :( 1. (a) If A is the acute angle such that sin A = 3/5 and B is the obtuse angle such that sin B = 5/13, find without using a calculator the values of cos(A+B) and tan(A-B). (b) Find the solutions of the equation tan x + 3 cot x = 5 sec x for which 0 < x < 2π...
  13. bamteck

    Mathematics: Post your doubts here!

    Thank you very much bro =)
  14. bamteck

    Mathematics: Post your doubts here!

    Ans. 1 (a) 23.1 , 276.9 (b) 116.6 , 296.6 2. 3/4 , 4/5 . 1/√5 , 1/2 3. -7√5/15
  15. bamteck

    Mathematics: Post your doubts here!

    URGENT HELP PLEASE ! 1. Given that 0<x<360, find all the values of x, to 1 decimal place, such that (a) cos(x+30) = 0.6 (b) sinx + 2cosx + 0 2. Given that sin A = 3/5 and cos B = 4/√20, where A and B are acute. Find the value of tan A. cos A, sin B, tan B. 3. Given that cosec A = 7/2, where...
  16. bamteck

    hello

    hello
    • bamteck
    • Profile post
  17. bamteck

    Chemistry: Post your doubts here!

    This is the electrolysis of brine using inert electrodes !
  18. bamteck

    Chemistry: Post your doubts here!

    When the electrolytic cell is stirred, two of the products react to form a solution. Write an equation for the reaction which occurs if the cell is kept cold. State two everyday uses if the solution formed.
  19. bamteck

    Mathematics: Post your doubts here!

    Re: Maths help available here!!! Stuck somewhere?? Ask here! Please Help Me =( Find the set of values of x satisfying the inequality | 3^x - 8 | < 0.5 , giving 3 significant figures in your answer.
  20. bamteck

    Mathematics: Post your doubts here!

    Re: Maths help available here!!! Stuck somewhere?? Ask here! HELP =(
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