417052
Reciprocal Trig Functions
- Cot x = 1/ tan x
- Sec x = 1/cos x
- Cosec x =1/sinx
- Counter example questions:
- Let x = 30
Plug into
equations Is
it the same
true/ false
- Let x = 30
Plug into
equations Is
it the same
true/ false
- Tan^2 x + 1 =sec^2 x
- 1+ cot^2 x= cosec^2 x
- Equations using Reciprocal trig functions:
- Use correct trig function to get a
quadractic equation with the same
function
- Rearrange and solve the quadratic
finding two answers
- Rearrange to find x
- Use cast diagram to find the other
corresponding answers
- Use cast diagram to find the other
corresponding answers
- Rearrange to find x
- Rearrange and solve the quadratic
finding two answers
- Use correct trig function to get a
quadractic equation with the same
function
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