Can anyone work me through this and explain how to do this? i'm kinda confused. subject is: "simplify numerical radical expressions involving square roots"
i don't just want the answers, i want understanding how to do this.

your answer is the last one

step-by-step explanation:

divide the length of a'c' by the length of ac to get a scale factor of two

& then reflect vertically (over the y-axis)

so your answer is dilation by a scale factor of 2 followed by reflection over the y-axis

g(x) is the negative form of f(x)? because whenever its the negative form it reflects its self over the x axis. idk if this is right though.

step-by-step explanation: