Which function represents g(x), a reflection of f(X) = H (3)* across the y-axis?
l
g(x) = 2(3)^x
g(x) = - 1/2(3)^x
g(x) = 1/2(3)^-x
g(x) = 2(3)^-x

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Find the nonpermissible replacement for binthis expression.b2/5b +5

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.