42 + 42 + 0 exemplifies what property? a: additive identity property b: multiplicative identity property c: additive inverse property d: multiplicative inverse property

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

F(x) = x2 − 9, and g(x) = x − 3 f(x) = x2 − 4x + 3, and g(x) = x − 3 f(x) = x2 + 4x − 5, and g(x) = x − 1 f(x) = x2 − 16, and g(x) = x − 4 h(x) = x + 5 arrowright h(x) = x + 3 arrowright h(x) = x + 4 arrowright h(x) = x − 1 arrowright

Biggest exam of the which of the following are polynomial functions?