Completing the Square Practice

Worksheet by Jan Cottle
Completing the Square Practice worksheet preview image
Subjects
Math
Grades
8 , 9
Language
ENG
Assignments
30 classrooms used this worksheet

Fill in the missing number that correctly completes the square. The first one has been done for you. If you get a fraction, enter it as a decimal. 6 12.25 26 49 18 56.25 3 Find the roots by completing the square x2 + 4x - 6 x = -2 + √10 x = -2 - √10 x2-12x+25 x = 6 - √11 x = 6 + √11 x2 + 10x + 2 x = -5 - √23 x = -5 + √23 x2 - 2x - 4 x = 1 - √5 x = 1 + √5

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