1. 0
2. 100
3. -100
4. -50
-100
1. 1/4
2. 1/2
3. 3/4
4. 5/24
1/4
1. 9√3/4
2. 3√3/4
3. √3/4
4. 2√3
9√3/4
1. -1/x
2. x2
3.
4. e2/x
e2/x
1. my2
2. (1+m2)y
3. m2y
4. (1+m2)y1
(1+m2)y1
1. 1/3
2. 1/2
3. 2
4. 1
1/2
1. 4/7
2. 3/7
3. 2/7
4. 1/14
1/14
1. y
2. -y
3. 0
4. 1
1
1. 1/21
2. 10/21
3. 11/21
4. 1/2
11/21
1. (x+g)cos[(α+β)/2]+(y+f)sin[(α+β)/2]=cos[(α-β)/2]
2. (x+g)cos[(α+β)/2]+(y+f)sin[(α+β)/2]=rcos[(α-β)/2]
3. (x-g)cos[(α+β)/2]+(y-f)sin[(α+β)/2]=rcos[(α-β)/2]
4. (x+g)cos[(α-β)/2]+(y+f)sin[(α-β)/2]=rcos[(α-β)/2]
(x+g)cos[(α+β)/2]+(y+f)sin[(α+β)/2]=rcos[(α-β)/2]