What are the factors of 3x2 + 10x + 8?

(3x + 8)(x + 1)
(3x + 1)(x + 8)
(3x + 2)(x + 4)
(3x + 4)(x + 2)

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.