You should have revolving credit lines. a. 3. b. 1 to 3. c. 2. d. 2 to 6

Revolving credit lines open account credit offered by banks or other financial institutions.
You should have 2 to 6 revolving credit lines.

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.