1.

(-2)2 = ………………. A) 4 B) -4 C) 3 D) 2

Answer»

Correct option is (A) 4

\((-2)^2=(-1)^2\times2^2=1\times4=4\)

Correct option is  A) 4

correct option is A 
-2 × -2 = 4


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