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help with Quadratic Equations and Functions:

5)Solve 2x2 +6x = 4 by completing the square.

6)Solve 3x2 - 6x- 24 = 0 using the quadratic formula.

7)The area of a circle is 25 in2. What is the radius, including the units? Area of a circle is ¢³r^2.

8)The triangle has an area of 14 in2. Determine the lengths of the sides of the triangles. Remember that the area of a triangle is ¨ö bh. bottom length of the triangle is x+3 side length is x

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