Mathematics
lpsmarble
20

What is the x of 2/3x squared minus 6x plus 15

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(1) Answers
doyouknowphoebe

(2/3)x^2 -6x + 15 = 0 Using the quadratic formula: x = [-b +-sq root(b^2 - 4 *a*c)] / 2a x= [--6 +-sq root(36 -4*(2/3)*15] / 2*(2/3) x= [6 +-sq root 36 -40] / (4/3) x1 = 4.5 + (2i / (4/3)) x1 = 4.5 + 1.5i x2 = 4.5 - (2i / (4/3)) x2 = 4.5 - 1.5i

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