What is the surface area of the rectangular prism? 198 in² 312 in² 396 in² 504 in² rectangular prism with length labeled 7 inches, width labeled 6 inches, and height labeled 12 inches. HELP :( ill give brainliest.

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.

The correct answer is 7

Yes it is the statement is precise