P1

Most popular questions and responses by P1
  1. mathematics-combination vs A.P

    if nC4 ,nC5 and nC6 are in arithemetic progression. then find value of n (Note, nC4=n combination 4) please show workings #thanks

    asked on April 14, 2016
  2. mathematics-change of subject of formula

    A=πr√(h^2-r^2) make "r" the subject of the formula show workings #thanks

    asked on May 1, 2016
  3. mathematics-Algebra

    I think of two whole numbers;the product of the average of the sum and difference of the numbers and the difference of the sum and difference of the numbers is 12.if three times the first added to the second makes up 11..find the two numbers please show

    asked on March 20, 2016
  4. mathematics-change of subject of the formula

    A=πr√(h^2-r^2) make "r" the subject of the formula show workings #thanks

    asked on May 1, 2016
  5. mathematics-probability

    . A die is rolled four times, what is the probability of obtaining exactly one six show workings #thanks

    asked on March 25, 2016
  6. mathematics-logarithm

    logx^2{base3}=-8 show that x=1/27

    asked on March 19, 2016
  7. mathematics-Rate

    4 men and 10 women can cut a field in 5hrs. If the men work at 5/4 the rate at which the women work. How many men will be needed to cut the field in 3hrs. #Please i need the detail explanation #thanks

    asked on June 28, 2016
  8. mathematics-permutation and combination

    if certain number of boys are arranged evenly cyclical form, the 7th boy is directly opposite the 18th boy . How many boys are there? Please i only need the solution #thanks

    asked on May 8, 2016
  9. mathematics-root of cubic eqn

    The roots of the equation x^3 + 2x^2 + 3x - 4 = 0 Are m, n , k (a) write down the value of m + n + k (b) write down the value of mn + nk + km (b) find the value of m^2 + n^2 + k^2 please show detailed solutions #thanks

    asked on April 11, 2016
  10. mathematics-probabilities

    . A letter is picked random from the word COMPUTER. What is the probability that it is either in the word CUT or in the word ROPE please show workings #thanks

    asked on March 31, 2016
  11. mathematics-cubic equation

    . solve the cubic equation 2x^3-11x^2+18x-8=0 show workings #thanks

    asked on March 26, 2016
  12. maths-I only need the solution

    x+y+√z=148 x+√y+z=82 √x+y+z=98 find x,y,z given that x,y,z are all positive integers. Please i need the solution #thanks

    asked on April 21, 2016
  13. mathematics-need help urgently please

    A tank with a square base of side x has a capacity of 1000m^3. If the total area is pm^3, show that p=2x^2+4000/x. Hence find the least area of the flat sheet that may be used to build the tank. Please show workings #thanks

    asked on April 17, 2016
  14. mathematics-calculus-derivatives

    . If y=cosx, find dy/d5x please show workings #thanks

    asked on March 30, 2016
  15. mathematics-probability

    . A die is rolled four times, what is the probability of obtaining exactly one six show workings #thanks

    asked on March 25, 2016
  16. mathematics-discriminant

    . Find d delta(discriminant) of 2x^3-7x^2-17x+10 show workings #thanks

    asked on March 23, 2016
  17. maths-equadratic eqn

    one of the roots of the quadratic equation x^2-(4+k)x+12=0 find, 1)the roots of the equation 2)the possible values of k please show your workings thanks in advance.

    asked on March 14, 2016
  18. maths -quadratic eqn

    one of the roots of the quadratic equation x^2-(4+k)x+12=0 fine, 1)the roots of the equation 2)the possible values of k please show your workings thanks in advance.

    asked on March 14, 2016
  19. mathematics-Remainders theorem

    what is the remainder when 17^2^111110253 is divided by 21 please show working #thanks

    asked on April 28, 2016
  20. mathematics-remainders theorem

    what is the remainder when 17^2^111110253 is divided by 21 please show working #thanks

    asked on April 27, 2016
  21. mathematics-remainder theorem

    what is the remainder when 17^2^111110253 is divided by 21 please show working #thanks

    asked on April 27, 2016
  22. mathematics-abstract equations

    x+y+√z=148 x+√y+z=82 √x+y+z=98 find x,y,z given that x,y,z are all positive integers. Please i need the solution #thanks

    asked on April 20, 2016
  23. mathematics-equadratic equation

    Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks

    asked on April 7, 2016
  24. mathematics-equadratic eqn

    Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks

    asked on April 6, 2016
  25. mathematics-equadratic equation

    . Given that, x^2-4x+4 is a root of x^3+ax^2+bx-4. Find a and b please show workings #thanks

    asked on April 6, 2016
  26. mathematics-calculus-derivatives

    . Try this. If y=cosx find dy/d5x please show workings #thanks

    asked on March 30, 2016
  27. mathematics-sequence

    . Find 3-tails of d sequence:{2,4,6,8,10,12,14} please show workings #thanks

    asked on March 24, 2016
  28. mathematics-sequence

    . Find 3-tails of d sequence:{2,4,6,8,10,12,14} show workings #thanks

    asked on March 24, 2016
  29. mathematics-slope of tangent

    Find the slope of the tangent to the curve x^2+xy+y^2=4 at the point(2,-2) please show workings #thanks

    asked on March 23, 2016
  30. mathematics-state of rules

    . Given cos^2x+sin^2x=1 state it Osborne rule

    asked on March 18, 2016
  31. mathematics-evaluation

    evaluate e^3 to the fifth series

    asked on March 18, 2016
  32. Mathematics- abstract maths

    If I am a three digit number and my first digit is seven less than second digit and the second digit is four times that of third digit. What digit am i?

    asked on March 16, 2016
  33. mathematics-Algebra

    3^x=9x please show workings

    asked on March 16, 2016
  34. mathematics-simultaneous eqn

    x+y+z=2 x^2+y^2+z^2=14 x^3+y^3+z^3=20 please help show workings thanks in advance

    asked on March 16, 2016
  35. maths -partial fractions

    Resolve in partial form (x^2+15)/(x+3)^2(x^2+3)

    asked on February 21, 2016
  1. mathematics-permutation and combination

    thank alot Sir Reiny. Have gotten the right path with you explanation. sir steve, i also appreciate. Now i got 22 boys as the answer.

    posted on May 8, 2016
  2. mathematics-change of subject of the formula

    A=πr√(h^2-r^2) A/π=r√(h^2-r^2) (A/π)^2=r(h^2-r^2) are my step right?, please help me from here. Thanks

    posted on May 1, 2016
  3. General arithmetic and reasoning

    L=24m, W=?? L: w=3:2 3/2=24/w 24*2=3*w 48=3w W=48/3 w=16m width=16metres

    posted on April 6, 2016
  4. math

    type wit normal font. Didn't get what you typed

    posted on March 30, 2016
  5. Math

    surface area of a sphere=4πr^2 r=12 4π12^2 =1809m^2 option(A)

    posted on March 30, 2016
  6. Mathematics- abstract maths

    show your workings

    posted on March 17, 2016
  7. mathematics-Algebra

    yeah, but diz theory qstn. You mean it can't be solved?? what abt using theory of logarithm?

    posted on March 16, 2016
  8. maths -quadratic eqn

    huh, thanks bro, but i didn't comprehen your workings. How did you get (4+k)^2/4

    posted on March 14, 2016
  9. Math

    /x^2-6x/=9 Or /x^2-6x/=-9 re-check the question.

    posted on February 21, 2016
  10. maths -partial fractions

    compute your operations

    posted on February 21, 2016