Which inequality is less than the quadratic function with zeros negative 7 and 1 and includes the point open paren 2 comma 27 halves close paren on the boundary?
Answer
A
y is less than negative 3 halves x squared minus 9 x plus 21 halves
B
y is less than negative 3 halves x squared plus 9 x plus 21 halves
C
y is less than 3 halves x squared plus 9 x minus 21 halves
D
y is less than 3 halves x squared minus 9 x minus 21 halves