Using both enthalapies, estimate (delta) h for each of the following 2h202(g) -> 2h2o(l) + o2(g)

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|