1
Q
2xy =
A
(x+y)^2 - (x^2 + y^2)
2
Q
1 meter is how many mm?
A
1000mm
3
Q
1cm = ? mm
A
100mm
4
Q
1km = ? m
A
1000m
5
Q
1g = ?mg
A
1000mg
6
Q
1 kg = ? g
A
1000g
7
Q
1 L = ? mL
A
1000 mL
8
Q
1 mL = ? L
A
0.001 L
9
Q
(a+b)^2 =
A
a^2 +2ab + b^2
10
Q
(a-b)^2 =
A
a^2 - 2ab + b^2
11
Q
(a+b)(a-b) =
A
a^2 - b^2
12
Q
(a+b)^3 =
A
a^3 + 3a^2b + 3ab^2 + b^3
13
Q
(a-b)^3
A
a^3 - 3a^2b + 3ab^2 - b^3
