If A=( x|x is an even integer , B=( x|x is an odd integer }, dot C =( 2,3,4,5) , and D=( 4,5,6,7) , list the elements of each set . Answer number 8.

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.

2x+10=36. x being the number of friends.