Negative [2/1]2011 power.[--2]2010 power +1 in 2

Negative [2/1]2011 power.[--2]2010 power +1 in 2

Negative [2/1]2011 power x [-2]2010 power +1/2
=-1/2 X (2/1x2) to the 2010 power +1/2
=-2 Part x 1+2 part
=0
If there's anything you do n' t understand,

Negative [2/1]2011 power x [-2]2010 power +1/2
=-1/2 X (2/1x2) to the 2010 power +1/2
=-2 Part x 1+2 part
=0
If you have any questions you can ask,

(2 To the 2011 power plus 2 to the 2012 power) divided by (2 to the 2009 power plus 2 to the 2010 power) equals

(2011 Power of 2 plus 2012 power of 2) divided by (2009 power of 2 plus 2010 power of 2)
=2^2011(2+1)/2^2009(2+1)
=2^2011/2^2009
=2²
=4