ITS ON IREADY
The number of pounds that can be safely loaded onto an elevator, x, can be represented the inequality x< 1,200. Which number line correctly represents this inequality?

Delta airlines or untied

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.