Question
Solve the equation
Solve for x
Solve for y
x=y58y4
Evaluate
2x5y=16
Rewrite the expression
2yx5=16
Divide both sides
2y2yx5=2y16
Divide the numbers
x5=2y16
Cancel out the common factor 2
x5=y8
Take the 5-th root on both sides of the equation
5x5=5y8
Calculate
x=5y8
Solution
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Evaluate
5y8
To take a root of a fraction,take the root of the numerator and denominator separately
5y58
Multiply by the Conjugate
5y×5y458×5y4
Calculate
y58×5y4
The product of roots with the same index is equal to the root of the product
y58y4
x=y58y4
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
2x5y=16
To test if the graph of 2x5y=16 is symmetry with respect to the origin,substitute -x for x and -y for y
2(−x)5(−y)=16
Evaluate
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Evaluate
2(−x)5(−y)
Any expression multiplied by 1 remains the same
−2(−x)5y
Multiply the terms
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Evaluate
2(−x)5
Rewrite the expression
2(−x5)
Multiply the numbers
−2x5
−(−2x5y)
Multiply the first two terms
2x5y
2x5y=16
Solution
Symmetry with respect to the origin
Show Solution

Rewrite the equation
r=68sec5(θ)csc(θ)r=−68sec5(θ)csc(θ)
Evaluate
2x5y=16
To convert the equation to polar coordinates,substitute x for rcos(θ) and y for rsin(θ)
2(cos(θ)×r)5sin(θ)×r=16
Factor the expression
2cos5(θ)sin(θ)×r6=16
Divide the terms
r6=cos5(θ)sin(θ)8
Simplify the expression
r6=8sec5(θ)csc(θ)
Evaluate the power
r=±68sec5(θ)csc(θ)
Solution
r=68sec5(θ)csc(θ)r=−68sec5(θ)csc(θ)
Show Solution

Find the first derivative
Find the derivative with respect to x
Find the derivative with respect to y
dxdy=−x5y
Calculate
2x5y=16
Take the derivative of both sides
dxd(2x5y)=dxd(16)
Calculate the derivative
More Steps

Evaluate
dxd(2x5y)
Use differentiation rules
dxd(2x5)×y+2x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(2x5)
Use differentiation rule dxd(cf(x))=c×dxd(f(x))
2×dxd(x5)
Use dxdxn=nxn−1 to find derivative
2×5x4
Multiply the terms
10x4
10x4y+2x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(y)
Use differentiation rules
dyd(y)×dxdy
Use dxdxn=nxn−1 to find derivative
dxdy
10x4y+2x5dxdy
10x4y+2x5dxdy=dxd(16)
Calculate the derivative
10x4y+2x5dxdy=0
Move the expression to the right-hand side and change its sign
2x5dxdy=0−10x4y
Removing 0 doesn't change the value,so remove it from the expression
2x5dxdy=−10x4y
Divide both sides
2x52x5dxdy=2x5−10x4y
Divide the numbers
dxdy=2x5−10x4y
Solution
More Steps

Evaluate
2x5−10x4y
Cancel out the common factor 2
x5−5x4y
Reduce the fraction
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Evaluate
x5x4
Use the product rule aman=an−m to simplify the expression
x5−41
Subtract the terms
x11
Simplify
x1
x−5y
Use b−a=−ba=−ba to rewrite the fraction
−x5y
dxdy=−x5y
Show Solution

Find the second derivative
Find the second derivative with respect to x
Find the second derivative with respect to y
dx2d2y=x230y
Calculate
2x5y=16
Take the derivative of both sides
dxd(2x5y)=dxd(16)
Calculate the derivative
More Steps

Evaluate
dxd(2x5y)
Use differentiation rules
dxd(2x5)×y+2x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(2x5)
Use differentiation rule dxd(cf(x))=c×dxd(f(x))
2×dxd(x5)
Use dxdxn=nxn−1 to find derivative
2×5x4
Multiply the terms
10x4
10x4y+2x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(y)
Use differentiation rules
dyd(y)×dxdy
Use dxdxn=nxn−1 to find derivative
dxdy
10x4y+2x5dxdy
10x4y+2x5dxdy=dxd(16)
Calculate the derivative
10x4y+2x5dxdy=0
Move the expression to the right-hand side and change its sign
2x5dxdy=0−10x4y
Removing 0 doesn't change the value,so remove it from the expression
2x5dxdy=−10x4y
Divide both sides
2x52x5dxdy=2x5−10x4y
Divide the numbers
dxdy=2x5−10x4y
Divide the numbers
More Steps

Evaluate
2x5−10x4y
Cancel out the common factor 2
x5−5x4y
Reduce the fraction
More Steps

Evaluate
x5x4
Use the product rule aman=an−m to simplify the expression
x5−41
Subtract the terms
x11
Simplify
x1
x−5y
Use b−a=−ba=−ba to rewrite the fraction
−x5y
dxdy=−x5y
Take the derivative of both sides
dxd(dxdy)=dxd(−x5y)
Calculate the derivative
dx2d2y=dxd(−x5y)
Use differentiation rules
dx2d2y=−x2dxd(5y)×x−5y×dxd(x)
Calculate the derivative
More Steps

Evaluate
dxd(5y)
Simplify
5×dxd(y)
Calculate
5dxdy
dx2d2y=−x25dxdy×x−5y×dxd(x)
Use dxdxn=nxn−1 to find derivative
dx2d2y=−x25dxdy×x−5y×1
Use the commutative property to reorder the terms
dx2d2y=−x25xdxdy−5y×1
Any expression multiplied by 1 remains the same
dx2d2y=−x25xdxdy−5y
Use equation dxdy=−x5y to substitute
dx2d2y=−x25x(−x5y)−5y
Solution
More Steps

Calculate
−x25x(−x5y)−5y
Multiply
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Multiply the terms
5x(−x5y)
Any expression multiplied by 1 remains the same
−5x×x5y
Multiply the terms
−25y
−x2−25y−5y
Subtract the terms
More Steps

Simplify
−25y−5y
Collect like terms by calculating the sum or difference of their coefficients
(−25−5)y
Subtract the numbers
−30y
−x2−30y
Divide the terms
−(−x230y)
Calculate
x230y
dx2d2y=x230y
Show Solution
