arc sin Flashcards
1
Q
arc sine
A
the fn returns the smallest angle which produces a y coordonite on unit circle
sin-1 (x)
input y coordinate outpt smallest angle
2
Q
arc cos
A
cos -1
returns the smallest positive angle which produces x coordinate on unit circle
first and second quadrant
3
Q
arctan
A
tan-1
Q1 or Q4
4
Q
quadratic formula
A
-b+-Squareroot b2-4ac /2a
5
Q
what numbers
A
-1 and 1
6
Q
whendont recognize a function what think?
A
make it to ones you know
