Expression is always equivalent to sin x when 0

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Which inequality has a dashed boundary line when graphed ?