For every $5 he saves, his parent give him $10. if micah saves $150, how much money will his parents give him.

If his parents give him 10$ for every 5$, they give him double what he saves. so if he saves 150, his parents give him double, which is 300
$300

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

B. 16is the absolute value