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Day 1.notebook October 22, 2018
Review concepts:
Factor: 1. x2 9 Add: 4.
2. (x+5)2 25
3. sin2x 1 5.
Day 1.notebook October 22, 2018
Simplify:
6. 7.
Day 1.notebook October 22, 2018
What does any of this have to do with Trig?
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Notation:
Day 1.notebook October 22, 2018
why does sin2x + cos2x = 1
Pythagorean Identity #1
Day 1.notebook October 22, 2018
Pythagorean Identity #2
sin2x + cos2x = 1
Day 1.notebook October 22, 2018
Pythagorean Identity #3
sin2x + cos2x = 1
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Practice: Prove:
cot x sec x = sin x
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Simplify:
Day 1.notebook October 22, 2018
Day 2: Odd/Even
Factoring
Cofunctions 1. x2 − 10x + 24
2. (x3)2 4(x3) 123. 2n2 + 3n − 9
Warm up
Day 1.notebook October 22, 2018
Homework
Make sure you are updating your foldable!!
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Factor:
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Factor:
Day 1.notebook October 22, 2018
Odd and Even:
algebraic GraphicallyOdd even
f(x)=f(x) f(x)=f(x)
Opposite values
Opposite sign
Opposite values
same sign
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Prove: Sin 30 = Cos (__)
Sin (90 ) = Cos (60)
Tan(90 ) = Cot ( )
Day 1.notebook October 22, 2018
Day 1.notebook October 22, 2018
Stop
Day 1.notebook October 22, 2018
Show: cos ( ) = sin x, when x =
Day 1.notebook October 22, 2018
Quick Quiz!
Day 1.notebook October 22, 2018