If a2 + 1/a2 = 14, find the value of a4 + 1/a4
192
194
196
198
( a + 1 ) 2 =
a2 + 2a + 1
a2 + a + 1
a2 + 1
a2 + 2a + 2
The value of ( 103 ) 2 is
10609
10619
10629
10639
If a + b = 5 and ab = 6, Find the value of a2 + b2
10
11
12
13
Express x2 + x + 1/4 as a perfect square :
( x + 1/2 ) 2
( 2x + 1 ) 2
( x + 2 ) 2
( x - 1/2 ) 2
If a - b = 5 and a2 + b2 = 37 Find the value of a b ?
6
7
8
9
( x + 2y ) 2 =
x2 + 2xy + 4y 2
x2 + 4xy + 4y 2
x2 + 4y 2
x2 + 4xy
If a + 1/a = 4, Find the value of a2 + 1/a2.
14
(a2 - b2 ) 2 =
a2 - 2ab + b2
a4 - 2ab + b4
a4 - 2a2b2 + b4
a4 + 2a2b2 + b4
Express 9x2 + 12 xy + 4y2 as a perfect square.
( 3x - 2y ) 2
( 3x + 2y ) 2
( 2x + 3y ) 2
( 2x - 3y ) 2
