Jen has already walked 5 kilometers this week, plus she plans to walk 1 kilometer during each trip to school. After 29 trips to school, how many kilometers will Jen have walked in
total?

I'm not sure but i think it's 1670km/h

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.