Simplify, correct to three significant figures, (27.63)\(^2\) – (12.37)\(^2\)
- 614
- 612
- 611
-
610
The correct answer is: D
Explanation
(27.63)\(^2\) - (12.37)\(^2\)
= (27.63 + 12.37)(27.63 - 12.37)
= 40 x 15.26
= 610