trigonometric exact values index cards
TRANSCRIPT
=
2
1arccos
Answer
ππ
ππ
23
5
23
±=
±=
=
4
3tan
π
Answer
= -1
tan0 =
Answer
= 0
sin∏ =
Answer
= 0
=
6
tanπ
Answer
3
3
3
1 =
=
6
7cos
π
Answer
2
3−=
=
3
5sin
π
Answer
2
3−=
=
2
sinπ
Answer
= 1
=
2
tanπ
Answer
= undefinedVA at 90 degrees
=
−3
3arctan
Answer
ππ ±=
−= −
6
5
3
3tan 1
cos∏ =
Answer
= -1
sin0 =
Answer
= 0
=
2
3cos
π
Answer
= 0
=
6
11sin
π
Answer
2
1−=
cos0 =
Answer
= 1
=
3
tanπ
Answer
3=
Does ln(x2+1) = lnx2 + ln1 = 2lnx + 0 ?
Answer
NO!It is the natural log of that
quantity.