Simplify the difference.
open parentheses a squared minus two a minus three over a squared minus nine a plus eighteen closed parentheses minus a squared minus five a minus six over a squared plus a plus eight
A.twenty-one a minus twenty-eight over open parentheses a minus six closed parentheses open parentheses a plus eight closed parentheses
B.two a squared minus twenty-eight over open parentheses a minus six closed parentheses open parentheses a plus eight closed parentheses
C.negative three a plus forty-four over open parentheses a minus six closed parentheses open parentheses a plus eight closed parentheses
D.two a squared plus eighteen plus forty-four over two a squared plus forty-four
1 answer
C. negative three a plus forty-four over (a - 6)(a + 8)
5 answers