1. a/b
2. b/a
3. ab
4. a+b
a/b
1. pa2y2+b4x=0
2. pa2y2+b2x2=0
3. pb2y2+a4x=0
4. pb2y+b4x2=0
pa2y2+b4x=0
1. x2/a2+y2/b2=1/a2
2. x2/a2+y2/b2=1/b2
3. x2/a4+y2/b4=1/a2
4. x2/a4+y2/b4=1/b2
x2/a4+y2/b4=1/a2
1. abc
2. a+b+c
3. a+b-c
4. a-b-c
abc
1. α2 x2/a2+ β2 y2/b2=1
2. α2 x2/a4+ β2 y2/b4=1
3. α2 x2/b4+ β2 y2/a4=1
4. α2 x2/b2+ β2 y2/a2=1
α2 x2/a4+ β2 y2/b4=1
1. x2/a4+y2/b4=1/a2+1/b2
2. x2/a4+y2/b4=1/a2-1/b2
3. x2/a4-y2/b4=1/a2+1/b2
4. x2/a4-y2/b4=1/a2-1/b2
x2/a4+y2/b4=1/a2+1/b2
1. 15.3 kmph
2. 24.5 kmph
3. 26.4 kmph
4. 32.3 kmph
32.3 kmph
1. x2/a4+y2/b4=1/r4
2. x2/a4+y2/b4=1/r2
3. y2/a4+x2/b4=1/r2
4. x2/a4+y2/b4=-1/r2
x2/a4+y2/b4=1/r2
1. x2/a2+y2/b2=1
2. x2/a2+2y2/b2=1
3. x2/a2+y2/b2=2
4. none
x2/a2+2y2/b2=1
1.
2.
3.
4.