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Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

In the diagram, be and ad pass throughthe center of circle o, and the area ofsector aoc is 47.45 square units. what isthe area of sector boc? use the value =3.14, and round your answer to two decimalplaces.22.33 square units25.12 square units

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)