Fall Semester Exam Flashcards
1
Q
bounded regions have ___ and ___ solutions
A
max and min
2
Q
difference of cubes
A
a^3-b^3=(a-b)(a^2+ab+b^2)
3
Q
sum of cubes
A
a^3+b^3=(a+b)(a^2-ab+b^2)
4
Q
square root of -4
A
2i
5
Q
square root of -28
A
2i√7
6
Q
square root of -2
A
i√2
7
Q
i
A
√-1
8
Q
i^2
A
-1
9
Q
i^3
A
-i
10
Q
i^4
A
1
11
Q
1 remainder
A
i/√-1
12
Q
2 remainder
A
i^2/-1
13
Q
3 remainder
A
i^3/-i
14
Q
0 remainder
A
i^4/1
15
Q
discriminant=0
A
1 real solution
