Question
Solve the equation
Solve for x
Solve for y
x=0
Evaluate
x2y2xy=0
Multiply
More Steps

Evaluate
x2y2xy
Multiply the terms with the same base by adding their exponents
x2+1y2×y
Add the numbers
x3y2×y
Multiply the terms with the same base by adding their exponents
x3y2+1
Add the numbers
x3y3
x3y3=0
Rewrite the expression
y3x3=0
Rewrite the expression
x3=0
Solution
x=0
Show Solution

Testing for symmetry
Testing for symmetry about the origin
Testing for symmetry about the x-axis
Testing for symmetry about the y-axis
Symmetry with respect to the origin
Evaluate
x2y2xy=0
Multiply
More Steps

Evaluate
x2y2xy
Multiply the terms with the same base by adding their exponents
x2+1y2×y
Add the numbers
x3y2×y
Multiply the terms with the same base by adding their exponents
x3y2+1
Add the numbers
x3y3
x3y3=0
To test if the graph of x3y3=0 is symmetry with respect to the origin,substitute -x for x and -y for y
(−x)3(−y)3=0
Evaluate
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Evaluate
(−x)3(−y)3
Rewrite the expression
−x3(−y3)
Multiplying or dividing an even number of negative terms equals a positive
x3y3
x3y3=0
Solution
Symmetry with respect to the origin
Show Solution

Rewrite the equation
r=0θ=2kπ,k∈Z
Evaluate
x2y2xy=0
Evaluate
More Steps

Evaluate
x2y2xy
Multiply the terms with the same base by adding their exponents
x2+1y2×y
Add the numbers
x3y2×y
Multiply the terms with the same base by adding their exponents
x3y2+1
Add the numbers
x3y3
x3y3=0
To convert the equation to polar coordinates,substitute x for rcos(θ) and y for rsin(θ)
(cos(θ)×r)3(sin(θ)×r)3=0
Factor the expression
(cos(θ)sin(θ))3r6=0
Simplify the expression
81sin3(2θ)×r6=0
Separate into possible cases
r6=081sin3(2θ)=0
Evaluate
r=081sin3(2θ)=0
Solution
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Evaluate
81sin3(2θ)=0
Rewrite the expression
sin3(2θ)=0
The only way a power can be 0 is when the base equals 0
sin(2θ)=0
Use the inverse trigonometric function
2θ=arcsin(0)
Calculate
2θ=0
Add the period of kπ,k∈Z to find all solutions
2θ=kπ,k∈Z
Solve the equation
More Steps

Evaluate
2θ=kπ
Divide both sides
22θ=2kπ
Divide the numbers
θ=2kπ
θ=2kπ,k∈Z
r=0θ=2kπ,k∈Z
Show Solution

Find the first derivative
Find the derivative with respect to x
Find the derivative with respect to y
dxdy=−xy
Calculate
x2y2xy=0
Simplify the expression
x3y3=0
Take the derivative of both sides
dxd(x3y3)=dxd(0)
Calculate the derivative
More Steps

Evaluate
dxd(x3y3)
Use differentiation rules
dxd(x3)×y3+x3×dxd(y3)
Use dxdxn=nxn−1 to find derivative
3x2y3+x3×dxd(y3)
Evaluate the derivative
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Evaluate
dxd(y3)
Use differentiation rules
dyd(y3)×dxdy
Use dxdxn=nxn−1 to find derivative
3y2dxdy
3x2y3+3x3y2dxdy
3x2y3+3x3y2dxdy=dxd(0)
Calculate the derivative
3x2y3+3x3y2dxdy=0
Move the expression to the right-hand side and change its sign
3x3y2dxdy=0−3x2y3
Removing 0 doesn't change the value,so remove it from the expression
3x3y2dxdy=−3x2y3
Divide both sides
3x3y23x3y2dxdy=3x3y2−3x2y3
Divide the numbers
dxdy=3x3y2−3x2y3
Solution
More Steps

Evaluate
3x3y2−3x2y3
Cancel out the common factor 3
x3y2−x2y3
Reduce the fraction
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Evaluate
x3x2
Use the product rule aman=an−m to simplify the expression
x3−21
Subtract the terms
x11
Simplify
x1
xy2−y3
Reduce the fraction
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Evaluate
y2y3
Use the product rule aman=an−m to simplify the expression
y3−2
Subtract the terms
y1
Simplify
y
x−y
Use b−a=−ba=−ba to rewrite the fraction
−xy
dxdy=−xy
Show Solution

Find the second derivative
Find the second derivative with respect to x
Find the second derivative with respect to y
dx2d2y=x22y
Calculate
x2y2xy=0
Simplify the expression
x3y3=0
Take the derivative of both sides
dxd(x3y3)=dxd(0)
Calculate the derivative
More Steps

Evaluate
dxd(x3y3)
Use differentiation rules
dxd(x3)×y3+x3×dxd(y3)
Use dxdxn=nxn−1 to find derivative
3x2y3+x3×dxd(y3)
Evaluate the derivative
More Steps

Evaluate
dxd(y3)
Use differentiation rules
dyd(y3)×dxdy
Use dxdxn=nxn−1 to find derivative
3y2dxdy
3x2y3+3x3y2dxdy
3x2y3+3x3y2dxdy=dxd(0)
Calculate the derivative
3x2y3+3x3y2dxdy=0
Move the expression to the right-hand side and change its sign
3x3y2dxdy=0−3x2y3
Removing 0 doesn't change the value,so remove it from the expression
3x3y2dxdy=−3x2y3
Divide both sides
3x3y23x3y2dxdy=3x3y2−3x2y3
Divide the numbers
dxdy=3x3y2−3x2y3
Divide the numbers
More Steps

Evaluate
3x3y2−3x2y3
Cancel out the common factor 3
x3y2−x2y3
Reduce the fraction
More Steps

Evaluate
x3x2
Use the product rule aman=an−m to simplify the expression
x3−21
Subtract the terms
x11
Simplify
x1
xy2−y3
Reduce the fraction
More Steps

Evaluate
y2y3
Use the product rule aman=an−m to simplify the expression
y3−2
Subtract the terms
y1
Simplify
y
x−y
Use b−a=−ba=−ba to rewrite the fraction
−xy
dxdy=−xy
Take the derivative of both sides
dxd(dxdy)=dxd(−xy)
Calculate the derivative
dx2d2y=dxd(−xy)
Use differentiation rules
dx2d2y=−x2dxd(y)×x−y×dxd(x)
Calculate the derivative
More Steps

Evaluate
dxd(y)
Use differentiation rules
dyd(y)×dxdy
Use dxdxn=nxn−1 to find derivative
dxdy
dx2d2y=−x2dxdy×x−y×dxd(x)
Use dxdxn=nxn−1 to find derivative
dx2d2y=−x2dxdy×x−y×1
Use the commutative property to reorder the terms
dx2d2y=−x2xdxdy−y×1
Any expression multiplied by 1 remains the same
dx2d2y=−x2xdxdy−y
Use equation dxdy=−xy to substitute
dx2d2y=−x2x(−xy)−y
Solution
More Steps

Calculate
−x2x(−xy)−y
Multiply the terms
More Steps

Evaluate
x(−xy)
Multiplying or dividing an odd number of negative terms equals a negative
−x×xy
Cancel out the common factor x
−1×y
Multiply the terms
−y
−x2−y−y
Subtract the terms
More Steps

Simplify
−y−y
Collect like terms by calculating the sum or difference of their coefficients
(−1−1)y
Subtract the numbers
−2y
−x2−2y
Divide the terms
−(−x22y)
Calculate
x22y
dx2d2y=x22y
Show Solution
