This video provides a math prep lessons on exponents, powers, and laws of indices for the SAT, ACT, GRE, GMAT, PSAT, GCSE, JEE, STEP, GAOKAO, HSC, GSAT, CSAT, SMC, CIMC, ENEM and other standardized tests.
Chapters:
0:00 Introduction to exponents
3:57 Negative number raised to an exponent
6:01 Exponent rule: MULTIPLYING numbers that have the same base
8:40 Distributing
9:30 Exponent rule: DIVIDING numbers that have the same base
12:24 Exponent rule: raising one exponent to another exponent
14:18 Exponent rule: MULTIPLYING numbers that have different bases but the same exponent
16:28 Exponent rule: DIVIDING numbers that have different bases but the same exponent
17:25 Fractions raised to exponents
21:26 When the exponents are fractions
23:32 Using the smallest base
25:38 Perfect SQUARES to memorize
27:24 Perfect CUBES to memorize