pre-calculus

posted by .

Convert from polar to rectangular r=3cos2theta

  • pre-calculus -

    x= r cosTheta=3cos(2Theta)cosTheta
    y= r sin Theta=3cos(2Theta)sinTheta

  • pre-calculus -

    In google type :

    r=3cos2theta

    When you see list of results click on :

    Advanced Math: precal, trig identities, conversion

    You will see answer.

  • pre-calculus -

    Identities r everywhere!!! :/, thank you 4 the info appreciated

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. precalculus

    5x+3y=8 convert each rectangular equation to polar form Convert each polar equation to rectangular form: a r=9cos0 b r=5 c rsq= cos 20 d r= 3____ 3+sin 0 Is this a test?
  2. pre-calculus

    convert the numbers to polar form and then divide.leave the answer in polar form. 10-10i/3root3+3i
  3. precalculus

    convert the equation y^2 = 2x -x^2 into polar form. convert the equation r = 2tan(theta) into rectangular form. I'm not really sure what either of these mean. I vaguely understand polar coordinates, but I'm not sure how to convert …
  4. pre calc.Math

    Please help me any one of these please! Thank You to any one r=2-6 cos(θ) convert this polar coordinate equation into an equation in rectangular coordinates(x,y) given (-8,8) convert this point into polar coordinates with 6 >= …
  5. Calculus

    how to convert this from rectangular to polar?
  6. Pre calculus

    1. convert polar equation to rectangular coordinates: r^2=4sin2theta 2. find the coefficient of x^5 in the expansion (x+2)(x+1)^8
  7. Pre-Calculus

    Convert the equation y=5 to polar form.
  8. Pre-calculus; urgent ! Please help !

    1.Graph the polar equation r=3-2sin(theta) 2. Find the polar coordinates of 6 radical 3,6 for r > 0. 3. Find the rectangular coordinates of (7, 30°). 4. Write the rectangular equation in polar form. (x – 4)2 + y2 = 16 5. Write …
  9. Pre-calculus- URGENT

    Convert the rectangular coordinate (-8,i (square root of 3) into polar coordinates. How do I do this?
  10. Pre-calculus

    Convert cartesian equation to polar form 1. x^2+y^2=4x 2. (x^2+y^2)^2=6(x^2-y^2)

More Similar Questions