A modifying word or phrase “dangles” when it doesn’t apply to the word it’s supposed to modify. Learn how to spot and fix this problem! Practice this yourself on Khan Academy right now: https://www.khanacademy.org/syntax/e/dangling-modifiers/ Watch the next lesson: https://www.khanacademy.org/humanities/grammar/syntax/v/phrases-and-clauses-khan-academy Missed the previous lesson? Watch here: https://www.khanacademy.org/humanities/grammar/syntax/v/identifying-subject-direct-object-and-indirect-object-syntax-khan-academy Syntax on Khan Academy: Syntax is the ordering of language; it’s the study of how sentences work. In this section, we’ll scratch the surface of syntax as it applies to English grammar. Much more can be said about this subject, but we’ll save that for KA Linguistics. ... https://www.youtube.com/watch?v=SjunMcrXgE0 Note: All Khan Academy content is available for free at (www.khanacademy.org)

Sal simplifies (28b^6)/(7b) as 4b^5. Created by Sal Khan and Monterey Institute for Technology and Education. Watch the next lesson: https://www.khanacademy.org/math/algebra2/rational-expressions-equations-and-functions/multiplying-and-dividing-rational-expressions/v/multiplying-and-dividing-rational-expressions-monomial-numerator-denominator?utm_source=YT&utm_medium=Desc&utm_campaign=highschoolmath Missed the previous lesson? https://www.khanacademy.org/math/algebra2/rational-expressions-equations-and-functions/simplify-rational-expressions/v/simplifying-rational-expressions-w-two-variables?utm_source=YT&utm_medium=Desc&utm_campaign=highschoolmath High School Math on Khan Academy: Did you realize that the word "algebra" comes from Arabic (just like "algorithm" and "al jazeera" and "Aladdin")? And what is so great about algebra anyway? This tutorial doesn't explore algebra so much as it introduces the history and ideas that underpin it. About Khan Academy: Khan Academy is a nonprofit with a mission to provide a free, world-class education for anyone, anywhere. We believe learners of all ages should have unlimited access to free educational content they can master at their own pace. We use intelligent software, deep data analytics and intuitive user interfaces to help students and teachers around the world. Our resources cover preschool through early college education, including math, biology, chemistry, physics, economics, finance, history, grammar and more. We offer free personalized SAT test prep in partnership with the test developer, the College Board. Khan Academy has been translated into dozens of languages, and 100 million people use our platform worldwide every year. For more information, visit www.khanacademy.org, join us on Facebook or follow us on Twitter at @khanacademy. And remember, you can learn anything. ... https://www.youtube.com/watch?v=4Eax48gDg9g Note: All Khan Academy content is available for free at (www.khanacademy.org)