Group-1
(-3)-4
1/81
(x-3)6
1/x18
x-7/x2
1/x9
-8y0
-8
9 x 10-3
0.009
2 x 103
2000
2.714 x 10-6
0.000002714
-7.84 x 107
-78,400,000
(7x + 9y)2
49x2 + 126xy + 81y2
(9x - 5y)2
81x2 - 90xy + 25y2
(x + y) (x2 - xy + y2)
x3 + y3
(4x + 7y)(4x - 7y)
16x2 - 49y2
Factor 12x2 + 25x +12
(4x +3 )(3x + 4)
x2 - x - 40
( x -40)( x + 1 )
x2-6x + 8
( X - 2 ) ( X - 4)
4x2 - 81
( 2x + 9 )( 2x - 9 )
-2< x -3<4
(1,7)
7<3x -5 < 13
(4, 6)
-15 < -2x-1 < -5
(2,7)
-4 < -4x -12 < 4
( -4 , -2 )