popamolly101
popamolly101
25-03-2015
Mathematics
contestada
solve The Quadratics m^2-65m=0
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naǫ
naǫ
25-03-2015
[tex]m^2-65m=0 \\ m(m-65)=0 \\ m=0 \ \lor \ m-65=0 \\ m=0 \ \lor \ m=65 \\ \boxed{m=0 \hbox{ or } m=65}[/tex]
Answer Link
Panoyin
Panoyin
25-03-2015
m² - 65m = 0
m² - 65m + 0 = 0
m =
-(-65) +/- √((-65)² - 4(1)(0))
2(1)
m =
65 +/- √(4225 - 0)
2
m =
65 +/- √(4225)
2
m =
65 +/- 65
2
m = 32.5 +/- 32.5
m = 32.5 + 32.5 m = 32.5 - 32.5
m = 65 m = 0
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