Evaluate 64.764\(^2\) – 35.236\(^2\) correct to 3 significant figures
- 2960
-
2950
- 2860
- 2850
The correct answer is: B
Explanation
(64.764 - 35.236)(64.764 + 35.236)
= 29.528 x 100
= 2950 to 3 sig. fig.