math,correction

Problem 22

Solve each quadratic equation by completeling the square.

x^2 -6x-3 = 0

MY answer: x = 3 +- 2 radical (3)

Problem 28

2x^2+10x+11=0

My answer: x = -2.5 +- 0.5 radical (3)

Problem 38
Find two consecutive positive integers such that the sum of their square is 85.

My answer: the integers are 7 and 6

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