1. (1 ,3 )
2. ( 1/2 , 5/2 )
3. ( -1/2 , -3/4 )
4. ( -1 , -1 )
( -1/2 , -3/4 )
1. 5 unit/s
2. 10 unit/s
3. 15 unit/s
4. 20 unit/s
20 unit/s
1. 32
2. 16
3. 0
4. -1
0
1. 2( x + 100 )1/2
2. 3( x + 100 )1/2
3. 2tan-1[√(x+99)]
4. 2tan-1[√(x+100)]
2tan-1[√(x+99)]
1. 1 + x1 - x
2. 1 - x 1 + x
3. 1 + x x - 1
4. x - 1 1 + x
<u>1 + x</u><br>1 - x
1. -2√(tanx)
2. -2√(cotx)
3. 2√(tanx)
4. 2√(cotx)
2√(cotx)
1. 0
2. 1
3. 2
4. -1
0
1. 16 / 3 sq unit
2. 17 / 3 sq unit
3. 13 / 3 sq unit
4. 20 / 3 sq unit
13 / 3 sq unit
1. 0
2. 2
3. 3
4. 4
0
1. e(1/y)
2. e-(1/y)
3. y
4. -1 / y
e<sup>(1/y)</sup>