2018 L’Hopital’s Rule

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# 2018 L’Hopital’s Rule - PowerPoint PPT Presentation

2018 L’Hopital’s Rule. BC Calculus. FINDING LIMITS. Rem: Always start with Direct Substitution. Method 1: Algebraic - Factorization. Method 2: Algebraic - Rationalization. Today is the Day!!!. Method 3: Numeric – Chart (last resort!). Method 4: Calculus.

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### 2018 L’Hopital’s Rule

BC Calculus

FINDING LIMITS

Method 1: Algebraic - Factorization

Method 2: Algebraic - Rationalization

Today

is

the

Day!!!

Method 3: Numeric – Chart (last resort!)

Method 4: Calculus

To be Learned Later !

then

Provided the limit exists and . (Also )

L’Hopital’s Rule

CAUTION: Think of this as the comparison of two functions

NOT a Quotient Rule << NOT Bo-d(To) >>

IE> and

Does it Work?

before

By L’Hopital

=

before

=

By L’Hopital

L’Hopital’s Babies

EX:

EX:

By L’Hopital

By L’Hopital

Which grows faster?

Bottom goes to 0

Top goes to ∞

Repeated use of L’Hopital’s:

By L’Hopital

By L’Hopital

L’Hopital’s Rule

Other Indeterminant Forms: << Rem: LIMITS not values! >>

Convert to L’Hopital’s forms

Known Limits:

Summary:

L’Hopital ‘s Forms:

Converting:

Multiplication:

Subtraction:

Exponential:

Other Properties:

Last Update:
• 11/22/11
• Assignment: p. 450 # 1- 23 odd
Turkey Quiz !
• Find the Limit:

1)

2)

3)