Question

should be added to a²_ 3a to make it a perfect square.
a)1/4
b) 3
c) 9/4
d) 2
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Answer 1

Step-by-step explanation:

should be added to a²_ 3a to make it a perfect square.

c) 9/4

a²=(a)²

2ab= -3a (2a×3/2)

b²= 9/4 (3/2)²