# analyze ap test problems to guide studying   115 videos

• #### The First Derivative Test for Relative Maximum and Minimum

##### CalculusApplications of the Derivative

How to use an algebraic approach to find one-sided limits of a rational function, and how these limits can be used to find a vertical asymptote.

• #### The Second Derivative Test for Relative Maximum and Minimum

##### CalculusApplications of the Derivative

How to show that polynomial functions are continuous functions.

• #### Introduction

##### AP US GovernmentThe AP US Government Test

Introduction to AP U.S. Government with Chuck Raznikov.

Course introduction
• #### Introduction

##### AP US HistoryThe AP US History Test

Introduction to AP U.S. History with Bil Johnson.

Course introduction
• #### Comma Rules

##### GrammarSentence Problems

The rules for placing commas in sentences.

sentence problems comma rules
• #### Parallel Structure

##### GrammarSentence Problems

How to form sentences with parallel structure.

sentence problems parallel structure
• #### Sentence Fragment

##### GrammarSentence Problems

Identify and revise sentence fragments.

sentence problems sentence fragment
• #### Comma Splices

##### GrammarSentence Problems

How to identify unnecessary commas.

sentence problems comma splices
• #### What to Do (and Not to Do) the Night Before the PSAT

##### PSATPSAT Prep

The things you should (and should not) do the night before the PSAT

what to bring cramming test day
• #### Calculating Percents

Solving percent problems using proportions

• #### Sentence Completion, Part 2

sentence completion problems prediction vocabulary
• #### Tangent Lines and Optimization

##### AP Calculus ABAP Calculus Videos
Equations of tangent lines optimization problems
• #### ACT Grammar

##### ACTACT English

Short, helpful video on ACT grammar by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.

Commonly tested grammar punctuation and sentence structure skills
• #### ACT English Strategy

##### ACTACT English

Short, helpful video on ACT English strategies by top ACT prep instructor, Devorah. Videos are produced by leading online education provider, Brightstorm.

Commonly tested strategy organization and style skills