18) Find the roots of the equation 6x2
? + 7x - 10 =0.
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6x
2
+7x−10=0
6x
2
+12x−5x−10=0
6x(x+2)−5(x+2)=0
(6x−5)(x+2)=0
x=
2
5
x=−2
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