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Pre-calculus; urgent ! Please help !

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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 the equation –2x + 6y = 7 in polar form.

6. Find the distance between P1(3, –195°) and P2(–4, –94°) on the polar plane. Round your answer to the nearest thousandth.

7. Write the polar equation in rectangular form.
r = –12 cos(theta)

  • Pre-calculus; urgent ! Please help ! -

    if you know that x^2+y^2=r^2
    x=r cosθ
    y=r sinθ

    all these fall right out.
    if you want graphs, visit wolframalpha.com and say

    plot r=3-2sinθ

    Where do you get stuck on these?

  • Pre-calculus; urgent ! Please help ! -

    I'm taking this same class you should add me on Facebook lol Symone kaepernick

  • Pre-calculus; urgent ! Please help ! -

    Identify the conic section whose equation is r=6/(2-3 cos theta).

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