Mathematics, 07.04.2020 17:29 michaelmcgee99
When the solution of x2 − 9x − 6 is expressed as 9 plus or minus the square root of r, all over 2, what is the value of r?
x equals negative b plus or minus the square root of b squared minus 4 times a times c, all over 2 times a
6
42
57
105
Answers: 3
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When the solution of x2 − 9x − 6 is expressed as 9 plus or minus the square root of r, all over 2, w...
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