

Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
Formula sheet with factoring, arithmetic’s series, analytic geometry, geometric series, exponent and logarithms rules, trigonometry, power reduction identities and circular sections.
Typology: Cheat Sheet
1 / 2
This page cannot be seen from the preview
Don't miss anything!
a 2 − ab + b 2
a 2
y 2 − y 1
x 2 − x 1
( x 2 − x 1 )
2
2
y = axy
ax^
if a 6 = 0
a x
ay^
if a 6 = 0
x
y
= log b x − log b y
log a x
log a b
∑^ n
k =
[ a + ( k − 1) d ] =
n
2
[2 a + ( n − 1) d ]
∑^ n
k =
[ a + ( k − 1) d ] = n
a + an
2
n ∑− 1
k =
ar k = a
1 − r n
1 − r
if r 6 = 1
k =
ar k =
a
1 − r
if | r | < 1
adjacent
hypotenuse
opposite
hypotenuse
opposite
adjacent
◦ 30 ◦ 45 ◦ 60 ◦ 90 ◦
π
6
π
4
π
3
π
2
sin 0
cos 1
tan 0
3 undefined
sin A
cos A
cos A
sin A
CSUEB Math Lab
cos A
sin A
tan A
tan A ± tan B
1 ∓ tan A tan B
2 tan A
1 − tan 2 A
1 + cos A
2
1 − cos A
2
1 − cos A
sin A
sin A
1 + cos A
1 + cos 2 A
2
1 − cos 2 A
2
1 − cos 2 A
1 + cos 2 A
3 cos A + cos 3 A
4
3 sin A − sin 3 A
4
cos
sin
cos
sin
A^2 + B^2 sin( x + φ ) where
cos φ =
and sin φ =
A^2 + B^2 cos( x − φ ) where
cos φ =
and sin φ =
a
sin A
b
sin B
c
sin C
For a triangle with sides a , b , c and angles 6 A , 6 B , and 6 C ,
s ( s − a )( s − b )( s − c ) where
s =
a + b + c
2
ab sin C
c 2 sin A sin B
2 sin C
r^2 θ
CSUEB Math Lab