Which shows 3x^2-18x=21 as a perfect square equation? what are the solution(s)?
a. (x-3)^2=0...
Mathematics, 05.07.2019 12:10 ajernandes01
Which shows 3x^2-18x=21 as a perfect square equation? what are the solution(s)?
a. (x-3)^2=0; -3
b. (x-3)^2=16; -1 and 7
c. x^2-6x+9; -3
d. 3x^2-18x-21=0, -1 and 7
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