Answer:
Step-by-step explanation:
h(x) - j(x) => [tex]x^2-(2x^2-5)[/tex]
The negative sign out in front of the set of parenthesis changes the signs of everything inside the parenthesis, so now we have, without parenthesis:
[tex]x^2-2x^2+5[/tex] which simplifies down to
[tex]-x^2+5[/tex]
