ACT 35 February(Z14) Math Question 22 Explanation - ACT Helper

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35 February(Z14) Math Question 22
Exponents, Radicals, & Scientific Notation
- Exponent Expressions
Choice J
$\sqrt{8a} \cdot \sqrt{2a} = \sqrt{16a^2} = 4a$

$4a = 16$ $a = 4$
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