1−21×21+1/2=?
A1¼
B3/4
C1½
D1/2
Answer:
A. 1¼
Read Explanation:
1−21×21+1/2
1−41+21
=121−41
=23−41
=812−2
=810
=45
=141
A1¼
B3/4
C1½
D1/2
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