5. What are the restrictions on the variable in the quotient x²+8x+16
+52-6?
r²-2x-3 g2+52+6
Ox-6, x −1, x ‡ 1, x ‡ 3
Ox-6, x −3, x ‡ −1, x ‡ 1
Ox-3, x-1, x ‡ 1, x ‡ 6
Ox-6, x-1, x ‡ 0, x ‡ 1, x # 3