1. m2+n2
2. m2-n2
3. n2-m2
4. –(m2+n2)
n2-m2
1. ab
2. abc
3. 4ab
4. a2b2
ab
1. y
2. -3y
3. 3y
4. -9y
-9y
1. ky
2. -ky
3. k2y
4. -k2y
-k2y
1. 2(x+y) = x2+C
2. 4(x-y) = x3+C
3. 4(x-y) = x3+4C
4. 4xy = x4+C
4xy = x4+C
1. -3!
2. 0
3. 1
4. 3!
-3!
1. 4a2
2. 28a2/3
3. 36a2/3
4. 56a2/3
28a2/3
1. 2/e3
2. 1/e3
3. -2/e3
4. -1/e3
2/e3
1. cosx
2. sinx
3. 4 sinx
4. 4 cosx
4 cosx
1. a
2. a2
3. 1/a
4. 1/a3
1/a