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28-04-2017
Mathematics

contestada

What are the approximate solutions of 2x^2 - X + 10 = 0?

A. -2, 2.5
B. -1.97, 2.47
C. -2.5, 2
D. No solution

Respuesta :

ghanami ghanami

29-04-2017

hello : 2x²-x+10=0
Δ = (-1)²-4(2)(10) = -79
Δ<0......D. No solution in R

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