fun facts
implicit or explicit?
trig functions
mild
burn your mouth off
100

The opposite of an implicitly defined equation.

What is an explicitly defined equation?

100

x3+xy2+y=1


What is an implicitly defined equation?

100

find dy/dx

x=sin(y)

sec(y)=dy/dx

100

x3+y3=18xy

(6y-x2)/(y2-6x)

100

7y2+sin(3x)=12-y4

y'=(-3cos(3x))/(14y+4y3)

200

The name of an implicitly defined equation.

What is an implicit formula?

200

y=-3x2+2x+4

What is an explicitly defined equation?

200

find dy/dx

x=sec(y)

cos(y)cot(y)=dy/dx

200

2y3+4x2-y=x6

y'=(6x5-8x)/(6y2-1)

200

find the slope of the tangent line to x2+y2=y+5y+14 at (3,1)

1.5

300

The inventor of implicit differentiation.

What is Isaac Newton and/or Gottfried Wilhelm Leibniz?

300

5x+x3+2x8=y

What is explicit differentiation?

300

find dy/dx

x=cos(y)

-cos(x)=dy/dx

300

find the equation of the tangent line

x4+y2=3 at (1, -2(1/2))

y'=-2x3/y

300

tan(x2y4)=3x+y2

y'=(3-2xy4sec2(x2y4))/(4x2y3sec2(x2y4)-2y)

400

The first step of implicit differentiation

What is differentiating both sides of the equation with respect to x?

400

x2+y2=6x2

What is an implicitly defined equation?

400

find dy/dx

x=tan(y)

cos^2(y)=dy/dx

400

x/y3=1

y'=(1/3)x-2/3

400

ex-sin(y)=x

y'=(ex-1)sec(y)

500

The second step of implicit differentiation

What is applying the chain rule?

500
y2=(x-2)/(3-x)

What is implicit differentiation?

500

find dy/dx

x2=sin(y)

2x/cos(y)=dy/dx

500

x2+y3=4

y'=-(2/3)x(4-x2)-2/3

500

cos(x2+2y)+xey^2=1

y'=(2xsin(x2+2y)-ey^2)/(2yxey^2-2sin(x2+2y))

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