Q135
(99.75)2 - 2250.0625 = ?
A.
6545.625
B.
7700
AnswerC.
8875
D.
9900.625
E.
None of these
Answer: Option B
Solution
Answer: Option B
Solution:
Given expression : = (100 - 0.25)2 - 2250.0625
= (100)2 + (0.25)2 - 2 × 100 × 0.25 - 2250.0625
= 10000.0625 - 50 - 2250.0625
= 10000.0625 - 2300.0625
= 7700