Marley

Most popular questions and responses by Marley
  1. maths (trigonometry)

    please solve these if possible Q1. If sinx +siny=3(cosy-cosx) then the value of sin3x/sin3y. Q2. If sina ,cosa,and tan a are in g.p.then cos cubea+cos square a is equal to

    asked on June 6, 2011
  2. science(physics)

    the sum of three forces f1=100n, f2=80n, f3=60n acting on a particle is zero. The angle between f1 and f2 is: Please solve

    asked on June 9, 2011
  3. science(physics)

    a force f= 3i+cj+2k acting on a particle causes displacement , d=-4i+2j+3k. If the work done is 6 joule then the value of c. Plz. Solve

    asked on June 10, 2011
  4. Math

    If the product represented by 128! is divisible by 18^n, what is the largest possible value of n?

    asked on November 24, 2016
  5. maths (trigonometry)

    how can we calculwte the value of Cot 70 degree+4 cos 70 degree

    asked on June 9, 2011
  6. Math

    You have been asked to build a ramp for Dan’s Daredevil Motorcycle Jump. The dimensions you are given are indicated below. Find the height and incline in feet. Round to the nearest foot One side is 200 ft.The angle between the hypotenuse and the side of

    asked on October 24, 2014
  7. maths (trigonometry)

    how can we calculate the value of Sec50 degree+tan 50 degree

    asked on June 9, 2011
  8. geometry

    Angles BAC and Angle CAD are supplementary angles. Find the measures of each angle if the measure of Angle BAC is 10x + 16 and the measure of Angle CAD is 7x + 8. Round angle measures to the nearest tenth

    asked on October 3, 2011
  9. math

    A number is divided by 2. If 16 is added to the quotient you get 20

    asked on November 30, 2012
  10. science(physics)

    two forces are in the ratio 1:2 named p and q.if their resultant is at an angle tan inverse root 3 /2 to vector p then the angle between p and q is ? Plz solve.

    asked on June 9, 2011
  11. Chemistry

    For the reaction shown, calculate how many grams of oxygen form when each of the following completely reacts. 2HgO(s)→2Hg(l)+O2(g)

    asked on July 17, 2016
  12. math

    If you put 200 tagged fish in a pond, then collect a sample of 50 and 8 of them are tagged. How many fish are in the pond?

    asked on July 18, 2017
  13. science(physics)

    when two forces of magnitude p and q are perpendicular to each other their resultant is of magnitude 'r'. When they are at an angle of 180 degree to each other their resultant is 'r root 2'find the ratio of p and q.

    asked on June 9, 2011
  14. Math

    18yd 2ft + 2yd 2ft equal

    asked on April 5, 2017
  15. physics

    friction between tires and pavement supplies the centripetal acceleration necessary for a car to turn. Using the coefficients of friction for rubber on concrete calculate the maximum speed at which a car can round a turn of radius 30 m (a) when the road is

    asked on February 22, 2015
  16. maths (trigonometry)

    calculate the following: 1)sin 50 degree-sin 70 degree+sin 10deg. 2)cos square 48 deg.- sin square 12 deg. 3)tan 20 deg.+tan 40 deg.+root 3 tan 20 tan 40 Plz. Solve these

    asked on June 8, 2011
  17. maths (trigonometry)

    if cosx-sinx=root 2 sinx, then what is the value of cosx+sinx. How

    asked on June 8, 2011
  18. chemistry

    At what Celsius temperature will the numerical reading on the Fahrenheit thermometer be 44 degress less than that on the Celsius thermometer?

    asked on September 13, 2016
  19. maths (trigonometry)

    what is the identity of A raise to 4+b raise to 4

    asked on June 8, 2011
  20. Chemistry

    A chemistry laboratory of an experience is being conducted. The pressure is 0.9 atm and the temperature is 18°C. One of the steps of the experience requires the combustion of 500 mL ethanol (Density=0.78 g/mL). Whereas the burning of this amount of

    asked on January 19, 2016
  21. Physics

    A rocket moves upward, starting from rest with an acceleration of 26.3 m/s2 for 5.43 s. It runs out of fuel at the end of the 5.43 s but does not stop. How high does it rise above the ground?

    asked on March 4, 2015
  22. math

    m^8n^6 _______ m^4n^2 i got m^2n^3. is this right? Is this a division problem? If so, you subtract exponents. a^4/a= a^3

    asked on July 2, 2007
  23. math

    9c^5d^8 * 4c^5d^8 __________________ 2c^5d^5 the answer i got is 18d^21c^15 is this anywhere close to being right? :) pls show how you get the answer if its different! :) thx Is this problem division, or multiplication? Either way, it is wrong.

    asked on July 2, 2007
  24. Physics

    What is the momentum of a 52-kg carton that slides at 5.0m/s across an icy surface?

    asked on February 27, 2014
  25. physics

    A sniper is in training. He discovers the target is at 1000 meters right north to where he ambushes. According to his measurement, it's a moving at a uniform speed of 20 meter/second towards east. What is the position of the target after 2 seconds?

    asked on January 23, 2012
  26. science(physics)

    vector a+ vector b= 2i Vector a+ vector b=4j Then the angle between vector a and vector b is ? Plz.solve

    asked on June 10, 2011
  27. maths (trigonometry)

    how can we calculate the value of Cos 10+sin 10/cos 10- sin 10

    asked on June 9, 2011
  28. maths (trigonometry)

    1+sin a- cos a/1+sin a +cos a eual to ?. How?

    asked on June 8, 2011
  29. maths (trigonometry)

    if sec x +tan x=p, then tan xeuqalto what. How?

    asked on June 8, 2011
  30. science(physics)

    given vectors , Vector a= 2i + 3j, then the angle between vector a and y axis is? Plz solve

    asked on June 10, 2011
  31. physical science

    in a transverse wave, the what is the lowest point?

    asked on March 15, 2010
  32. Science

    What is the mass of 10cc of aluminum? Mass= volume*density. You need to look up the density of aluminum.

    asked on November 7, 2006
  1. Chemistry

    88 g

    posted on January 17, 2018
  2. math

    14ft

    posted on April 5, 2017
  3. Carbon

    Enters by farts going into farts

    posted on October 18, 2016
  4. science

    THANK U LANA

    posted on February 3, 2016
  5. Chemistry

    The energy level of the valence electrons of every element is the same as its period in the periodic table. So in this case Lead = 6 (E.)

    posted on November 4, 2013
  6. american government before 1877

    it took away congress's power of declaring war.

    posted on May 16, 2010
  7. 205

    2. The annual rainfall in California’s north valley averages twenty-three inches. So the rainfall next year will be twenty-three inches. B - Probably true. 3. You expect to get forty miles to the gallon in that? Why, that old wreck has a monster V8;

    posted on May 2, 2010
  8. english: critical thinking

    Those answers are right. I also got 100% :-)

    posted on April 16, 2010