1. PEMDAS/ FOIL Review

2. PEMDAS
P Parenthesis E Exponent M Multiplication D Division A Addition S Subtraction

3. PEMDAS
(9+4) * 2= *
4 * (8 +3)= 4 *
(5 + 6)= 27
– 10 =
30 –
100 – 80 + (20 +1)

4. F First O Outside I Inside L Last
FOIL
F First O Outside I Inside L Last

5. FOIL
(8+3) (1+5) = 8 * 1 = 8 (X+3) (X+5) (8+3) (1+5) = 8 * 5 = 40 X * X = X squared (8+3) (1+5) = 3 * 1 = 3 5 * X = 5X (8 +3) (1+5) = 3 * 5 = 15 3 * X = 3X 3 * 5 = = 48 X^2 + 5X + 3X = 51 X^2 +8X = 66

6. FOIL
(5-4)(6-3) (5 + -4) (6 + -3) 5 X 6 = 30 (-4) * 6 = * (-3) = -15 (-4) * (-3) = (-39) = 3

7. Numbers
Real Numbers 1, ¼, .25, 1/3, 100 Whole Numbers 1,2, 3…. Rational Numbers 10/1, 1/1, 5/1, 1/3 ¼, 1/5, 3/6, 9/10 Irrational Numbers
Whole
Rational
Real Numbers
Irrational
, i