12:37duration 12 minutes 37 seconds
L3 Grammar: That-clauses
02:18duration 2 minutes 18 seconds
1314 1.7.4
-2 < 5 + 3x < 20
02:22duration 2 minutes 22 seconds
Prealgebra 2.6.8
Distributive Law
05:32duration 5 minutes 32 seconds
Prealgebra 2.6.1
Algebraic Expressions
02:57duration 2 minutes 57 seconds
Prealgebra 2.4.5
-7 ^ 2 and (-7) ^ 2
02:21duration 2 minutes 21 seconds
7.1.7
When the radicand is negative, the number is not real
01:12duration 1 minute 12 seconds
7.1.6
Identify the radicand
01:03duration 1 minute 3 seconds
7.1.1
Introduction
02:17duration 2 minutes 17 seconds
6.1.5
[(3x + 2) / (x + 1)] [2x/2x]
01:36duration 1 minute 36 seconds
6.1.4
01:25duration 1 minute 25 seconds
6.1.2
Evaluate (x - 8) / (x + 2) when x = -2 Division by 0 is undefined
01:23duration 1 minute 23 seconds
6.1.1
Multiplying and Simplifying Rational Expressions
00:58duration 58 seconds
0312 7.6.1
01:48duration 1 minute 48 seconds
0312 7.5.1
02:00duration 2 minutes 0 seconds
0312 7.4.1
00:45duration 45 seconds
0312 7.3.1