Stewart J. College Algebra: Concepts and Contexts
Подождите немного. Документ загружается.
■
Product and Factoring Formulas
■
Quadratic Formula
If then
x =
- b ; 2b
2
- 4ac
2a
ax
2
+ bx + c = 0
1A - B 2
2
= A
2
- 2AB + B
2
1A + B 2
2
= A
2
+ 2AB + B
2
1A + B 21A - B 2= A
2
- B
2
w
l
h
l
w
h
b
a
a
h
Circle Sphere Cylinder Cone
A = 4pr
2
C = 2pr
V =
1
3
pr
2
hV = pr
2
hV =
4
3
pr
3
A = pr
2
r
r
h
r
h
r
■
Geometric Formulas
Rectangle Box Triangle Pyramid
P = 2l + 2w
V =
1
3
a
2
hA =
1
2
bhV = lwhA = lw