- #1
Buddah
- 7
- 0
1. Explain why the functions y= cos x and y = sin(x+90) are the same function. Explanation must be detailed include graphs if you wish.
2. Outline why the identities are referred to as Pythagorean identities:
sin²θ + cos²θ = 1
1 + tan²θ = sec²θ
1 + cot²θ = csc ²θ
HELP PLEASEEEE! thanks in advance
2. Outline why the identities are referred to as Pythagorean identities:
sin²θ + cos²θ = 1
1 + tan²θ = sec²θ
1 + cot²θ = csc ²θ
HELP PLEASEEEE! thanks in advance