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  1. How do you graph the polar curve r =6sinθ?

    r = 6*sin(θ) sin(θ) = y/rr = 6*y/ r r ^2 = 6y x^2 + y^2 = r ^2 x^2 + y^2 = 6y x^2 + y^2 - 6y = 0 x^2 + y^2 - 6y...

    2 Answers · Science & Mathematics · 04/02/2021

  2. Fill in the blank. Let be an angle in standard position, with (x, y) a point on the terminal side of and r = √x^2 + y^2 ≠ 0.?

    y = rsin(θ) r /y = csc(θ)

    2 Answers · Science & Mathematics · 22/02/2021

  3. How do I graph of the polar equation: r = sin θ tan θ on the interval (-2π, 2π)?

    ...) point (1/2, 1/2), where sin(theta) = sqrt(2)/2, tan(theta) = 1, and r = sqrt(2)/2.  A next point that's easy to figure out is theta = pi...

    3 Answers · Science & Mathematics · 13/02/2021

  4. What are the exact polar coordinates of the points of intersection of these two polar equations r = 1 + sin θ and r = 1 – cos θ?

    ...intersection ... looks like other post  forgot 1 of them...   set the  r 's  =       1 +  sin @ = 1 - cos @     you  get   sin@ = - cos@ you  know   sin...

    3 Answers · Science & Mathematics · 13/02/2021

  5. A copper wire has radius r = 0.0250 cm, is 3.00 m long, has resistivity ρ = 1.72 x 10-8 Ωm, Physics question will award fave ans! help?

    a. R = ρL/A = 1.72e-8Ω·m * 3.00m / π(0.000250m)² = 0.263 Ω b. p.d. = I* R = 0.400A * 0.263Ω = 0.105 V c. field E = p.d. / ...

    1 Answers · Science & Mathematics · 15/02/2021

  6. A solid ball (m = 0.878 kg, r = 0.0422 m) rolls from rest down a frictionless plane. At the bottom, it moves 6.95 m/s.?

    ... kinetic energy KEr = (J/2)*ω^2 moment of inertia J = 2/5*m* r ^2 (it has a mass distributed homogeneously) ω^2 = V^2/ r ^2...

    2 Answers · Science & Mathematics · 23/02/2021

  7. When representing the value of p^2 + q^2 + r ^2 as an irreducible fraction a/b, obtain a + 10b.?

    ...α becomes 0 then the probability becomes 0. So p = 1/4 and r = 0, q = 1 - 1/4 = 3/4. p^2 + q^2 + r ^2 = 10/16 = 5/8, so a = 5 and b = 8. a...

    1 Answers · Science & Mathematics · 23/02/2021

  8. Need Help to Find the exact polar coordinates of the points of intersection of these two polar equations r = 1 + sin θ and r = 1 – cos θ.?

    ...cos(3π/4)          similar  for  7π/4 .......  The values of r will be easy to find ...  just substitute in  your  angles of  3π/4...

    2 Answers · Science & Mathematics · 13/02/2021

  9. Trig question, The letters r and θ represent polar coordinates. Write the equation r (1 – 2 cos θ) = 1 using rectangular coordinates (x, y)?

    ...the work, or you won't learn how... but here are hints..   r = √ ( x^2 + y^2)         and    x = r cos     y = r sin    r ( 1- 2 cos ) = 1...

    2 Answers · Science & Mathematics · 13/02/2021

  10. A solid ball (m=1.40kg, r =0.0622m) rolls from rest down a frictionless plane. At the bottom, it moves 8.95 m/s.?

    ...there is friction sufficient to keep the angular velocity of the ball such that ω = v/ r For a solid sphere, I = (2/5)mR² and rotational KE...

    2 Answers · Science & Mathematics · 11/02/2021

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