greatly stressed thanks for the help
x^9 + y^2 = √5
By implicit differentiation:
9x^8 + 2y(dy/dx) = 0
2y(dy/dx) = -9x^8
dy/dx = (-9/2)(x^8 / y)
x^9+y^2=â5
1. 9x^8 + 2y (dy/dx) = 0
Differentiate the first term by power rule. The second term must be differentiated implicitly, that is, whenever you differentiated y, it must be followed by dy/dx. The derivative of a constant is zero.
2. 2y (dy/dx)= -9x^8
Transpose the first term to the right.
3. (dy/dx)= -9x^8/2y
Solve dy/dx
I hope this would help...
y^2 = -x^9 + sqrt (5)
2y dy = -9x^8 dx + 0
dy/dx = (-9x^8) / (2y)
derivatives huh??
dy/dx is equal to y'(y prime) or f'(x)(f prime of x)
so..x^9+x^2=5^1/2
y^2=(5^1/2-x^9)
y=(5^1/2-x^9)^1/2
y=1/2(5^1/2-x^9)^-1/2
y'=1/[1/2(5^1/2-x^9)]--continue to simplify
y = root(x^5 - x^9)
dy/dx = (5x^4 - 9x^8)*1/2(x^5 - x^9) ^(-1/2)
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Verified answer
x^9 + y^2 = √5
By implicit differentiation:
9x^8 + 2y(dy/dx) = 0
2y(dy/dx) = -9x^8
dy/dx = (-9/2)(x^8 / y)
x^9+y^2=â5
1. 9x^8 + 2y (dy/dx) = 0
Differentiate the first term by power rule. The second term must be differentiated implicitly, that is, whenever you differentiated y, it must be followed by dy/dx. The derivative of a constant is zero.
2. 2y (dy/dx)= -9x^8
Transpose the first term to the right.
3. (dy/dx)= -9x^8/2y
Solve dy/dx
I hope this would help...
x^9+y^2=â5
y^2 = -x^9 + sqrt (5)
2y dy = -9x^8 dx + 0
dy/dx = (-9x^8) / (2y)
derivatives huh??
dy/dx is equal to y'(y prime) or f'(x)(f prime of x)
so..x^9+x^2=5^1/2
y^2=(5^1/2-x^9)
y=(5^1/2-x^9)^1/2
y=1/2(5^1/2-x^9)^-1/2
y'=1/[1/2(5^1/2-x^9)]--continue to simplify
y = root(x^5 - x^9)
dy/dx = (5x^4 - 9x^8)*1/2(x^5 - x^9) ^(-1/2)