csat-suneung 2017 Q1

csat-suneung · South-Korea · csat__math-humanities 2 marks Indices and Surds Evaluating Expressions Using Index Laws

What is the value of $8 \times 2 ^ { - 2 }$? [2 points]
(1) 1
(2) 2
(3) 4
(4) 8
(5) 16

What is the value of $8 \times 2 ^ { - 2 }$? [2 points]\\
(1) 1\\
(2) 2\\
(3) 4\\
(4) 8\\
(5) 16