Posted by Faye on .
Simplify
5(1420²/2
My answer is 360

Algebra 
Faye,
it should read 5(142)²/2

Algebra 
Bosnian,
5 * ( 14  20 ) / 2 =
5 * (  6 ) / 2 = 30 / 2 =  15 
Algebra 
Damon,
I am not sure your superscript shows up on everyone's screen.
5 (1420)^2 /2
= 5 * 36 /2
= 5 * 18
= 90 
Algebra 
Steve,
It appears that the 0 was a typo for ), making the problem
5(142)^2/2 = 5*12^2/2 = 5*144/2 = 360