Thursday

October 2, 2014

October 2, 2014

Posted by **Aliah** on Wednesday, January 18, 2012 at 8:50pm.

r^2=4sin2(theta)

- MATH -
**Reiny**, Wednesday, January 18, 2012 at 9:21pmconversion formulas

r^2 = x^2 + y^2

sinØ = y/r

cosØ = x/r

r^2 = 4 sin 2Ø

r^2 = 4(2sinØcosØ) = 8sinØcosØ

x^2 + y^2 = 8(y/r)(x/r)

= 8xy/r^2

x^2 + y^2 = 8xy/(x^2 + y^2)

(x^2 + y^2)^2 = 8xy

**Answer this Question**

**Related Questions**

Math ! Please Help ! - 1.Graph the polar equation r=3-2sin(theta) 2. Find the ...

precalculus - convert the equation y^2 = 2x -x^2 into polar form. convert the ...

Pre-calculus; urgent ! Please help ! - 1.Graph the polar equation r=3-2sin(theta...

Calculus please help ! - 1.Graph the polar equation r=3-2sin(theta) 2. Find the ...

MATH - I have a test in about an hour and a half and am having some difficulty ...

PRECALCULUS HELP PLEASE! - convert the polar equation to rectangular form. 1.) ...

PRECALCULUS - convert the polar equation to rectangular form. 1.) r sec(theta...

pre calc.Math - Please help me any one of these please! Thank You to any one r=...

Polar to Rectangular Form - The letters r and theta represent polar coordinates...

Calculus - Convert the polar equation to rectangular coordinates: r = 2-cos ...