August 2018 1 56 Report
Persamaan Kuadrat x^2 - 10x - 3 = 0 mempunyai akar-akar ...
a. 7 - 2  \sqrt{5} dan 7 + 2  \sqrt{5}
b. 7 -  \sqrt{5} dan 7 +  \sqrt{5}
c. 5 - 2  \sqrt{7} dan 5 + 2  \sqrt{7}
d. 5 -  \sqrt{7} dan 5 -  \sqrt{7}
e. 3 - 7  \sqrt{2} dan 3 + 7  \sqrt{2}
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