Question: Show all the work needed. Full marks will only be given to solutions with complete work. If a method is specified, then full credit will

Show all the work needed. Full marks will only be given to solutions with complete work. If a method is specified, then full credit will be given for showing the correct method. Half credit will be given if the correct solution is done by a different method.

27. Solve the equation 22 2 84 = 0 by using the quadratic formula. Show all work and simplify your answer.

28. Find the vertex of the quadratic by completing the square ( You will receive half credit for any method).......................................................................

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