If a + b = 14, ab = 24, find a - b ?
3
8
10
9
[(x6)2 - (y6)3]2 find
(1/x)4 + 3x2/9
x24 - 2x12y18 + y36
(x + y)6 - 2y
None of these
[1/x - y/x]2
x2 + 2y/x2 + y2/x2
1/x2 + 2y/x2 + y2/x2
1/x2 - 2y/x2 + y2/x2
Simplify (2x - 3)3 + (2x + 3)3
16x3 + 108x
8x3 + 102x3
4x3 + 120x3
8x3 - 108x3
Evaluate (x + 1) (x - 2) (x + 3)
x3 - 2x2 - 5x - 6
x3 + 2x2 - 5x - 6
x3 - 2x2 + 5x + 6
If a2 + b2 + c2 = 29, and ab + bc + ca = 28, the value of (a + b + c)2 is?
-85
25
85
95
If a2 + b2 + c2 = 29 and ab + bc + ac = 28, find the value of (a + b + c)2 ?
100
150
14
(xy - yz)2
x2y2 - 2xy2z - y2z2
x2y2 - 2xy2z + y2z2
x2y2 + 2xy2z + y2z2
If a2 (a + 3b) = 208 and b2 (3a + b) = 135, hat is a + b?
4
7
12
16
(4x + 5y)2
16x2 + 40xy - 25y2
16x2 - 40xy + 25y2
16x2 + 40xy + 25y2
