Mathematics, 28.09.2019 06:30 moses638
when the solution of x2 + 9x − 9 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
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when the solution of x2 + 9x − 9 is expressed as 9 plus or minus the square root of r, all over 2, w...
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