Which statement describes the graph of f(x) = 4x2 + 20x + 25?

the graph does not intersect the x-axis.
the graph touches the x-axis at (–2.5, 0).
the graph intersects the x-axis at (–0.4, 0) and (0.4, 0).
the graph intersects the x-axis at (2, 0) and (5, 0).

The table above shows approximate conversions from gallons to liters. what is the value of x?

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x