Question
Solve the equation
Solve for x
Solve for y
x=y518y4
Evaluate
25x5y=450
Rewrite the expression
25yx5=450
Divide both sides
25y25yx5=25y450
Divide the numbers
x5=25y450
Cancel out the common factor 25
x5=y18
Take the 5-th root on both sides of the equation
5x5=5y18
Calculate
x=5y18
Solution
More Steps

Evaluate
5y18
To take a root of a fraction,take the root of the numerator and denominator separately
5y518
Multiply by the Conjugate
5y×5y4518×5y4
Calculate
y518×5y4
The product of roots with the same index is equal to the root of the product
y518y4
x=y518y4
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
25x5y=450
To test if the graph of 25x5y=450 is symmetry with respect to the origin,substitute -x for x and -y for y
25(−x)5(−y)=450
Evaluate
More Steps

Evaluate
25(−x)5(−y)
Any expression multiplied by 1 remains the same
−25(−x)5y
Multiply the terms
More Steps

Evaluate
25(−x)5
Rewrite the expression
25(−x5)
Multiply the numbers
−25x5
−(−25x5y)
Multiply the first two terms
25x5y
25x5y=450
Solution
Symmetry with respect to the origin
Show Solution

Rewrite the equation
r=618sec5(θ)csc(θ)r=−618sec5(θ)csc(θ)
Evaluate
25x5y=450
To convert the equation to polar coordinates,substitute rcos(θ) for x and rsin(θ) for y
25(cos(θ)×r)5sin(θ)×r=450
Factor the expression
25cos5(θ)sin(θ)×r6=450
Divide the terms
r6=cos5(θ)sin(θ)18
Simplify the expression
r6=18sec5(θ)csc(θ)
Evaluate the power
r=±618sec5(θ)csc(θ)
Solution
r=618sec5(θ)csc(θ)r=−618sec5(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
25x5y=450
Take the derivative of both sides
dxd(25x5y)=dxd(450)
Calculate the derivative
More Steps

Evaluate
dxd(25x5y)
Use differentiation rules
dxd(25x5)×y+25x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(25x5)
Use differentiation rule dxd(cf(x))=c×dxd(f(x))
25×dxd(x5)
Use dxdxn=nxn−1 to find derivative
25×5x4
Multiply the terms
125x4
125x4y+25x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(y)
Use differentiation rules
dyd(y)×dxdy
Use dxdxn=nxn−1 to find derivative
dxdy
125x4y+25x5dxdy
125x4y+25x5dxdy=dxd(450)
Calculate the derivative
125x4y+25x5dxdy=0
Move the expression to the right-hand side and change its sign
25x5dxdy=0−125x4y
Removing 0 doesn't change the value,so remove it from the expression
25x5dxdy=−125x4y
Divide both sides
25x525x5dxdy=25x5−125x4y
Divide the numbers
dxdy=25x5−125x4y
Solution
More Steps

Evaluate
25x5−125x4y
Cancel out the common factor 25
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
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
25x5y=450
Take the derivative of both sides
dxd(25x5y)=dxd(450)
Calculate the derivative
More Steps

Evaluate
dxd(25x5y)
Use differentiation rules
dxd(25x5)×y+25x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(25x5)
Use differentiation rule dxd(cf(x))=c×dxd(f(x))
25×dxd(x5)
Use dxdxn=nxn−1 to find derivative
25×5x4
Multiply the terms
125x4
125x4y+25x5×dxd(y)
Evaluate the derivative
More Steps

Evaluate
dxd(y)
Use differentiation rules
dyd(y)×dxdy
Use dxdxn=nxn−1 to find derivative
dxdy
125x4y+25x5dxdy
125x4y+25x5dxdy=dxd(450)
Calculate the derivative
125x4y+25x5dxdy=0
Move the expression to the right-hand side and change its sign
25x5dxdy=0−125x4y
Removing 0 doesn't change the value,so remove it from the expression
25x5dxdy=−125x4y
Divide both sides
25x525x5dxdy=25x5−125x4y
Divide the numbers
dxdy=25x5−125x4y
Divide the numbers
More Steps

Evaluate
25x5−125x4y
Cancel out the common factor 25
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
More Steps

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
