Unit 2 Flashcards
1
Q
Pascals triangle
A
- second number will tell you what row your in
- Use for binomial expansion
- If its really high you only need to fund the first three terms
- Always common factor first
2
Q
Rational expressions
A
Can be simplified by dividing out all common factors from the numerator and denominator. State restrictions for ALL possible denominators
3
Q
Dividing
A
Flip one, then multiply
4
Q
Adding/ subtracting
A
Find the lowest common denominator