1. algebraic expressions Flashcards
1
Q
a^m x a^n =
A
a^m+n
2
Q
a^m divided by a^n
A
a^m-n
3
Q
(a^m)^n =
A
a^mxn
4
Q
(ab)^n =
A
a^nb^n
5
Q
a^1=
A
a
6
Q
a^0=
A
1
7
Q
a^1/m
A
m root a
8
Q
a^m/n
A
n root a^m
9
Q
a^-m
A
1/a^m
10
Q
root ab
A
root a x root b
11
Q
root a/b
A
root a / root b
12
Q
1/root a
A
multiply by root a
13
Q
1/ root a - root b
1/ root a + root b
A
multiply by root a + root b
multiply by root a - root b
14
Q
trapezium area
A
(a+b)/2 x height
15
Q
cube volume
A
a x a x a
16
Q
cuboid volume calculate
A
length x base x height
17
Q
cone volume
A
1/3 x pi r^2 h
18
Q
cylinder volume
A
pi x r^2 x h
19
Q
sphere volume
A
4/3 x pi x r^3
20
Q
hemisphere
A
volume of sphere divided by 2
21
Q
pyramid volume
A
1/3 base of volume x height
22
Q
SA of hemisphere
A
3 x pi x r^2
23
Q
cone surface area
A
pi x r (l +r)
24
Q
pyramid surface are
A
area of base + other surfaces
25
surface area of cylinder
2 x pi x r ( r + h)
26
sector area
theta/360 x pi x r^2
27
arc length
theta/360 x 2 x pi x r
