Mathematics
elihr
2017-08-18 07:54:30
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
ANSWERS
adam2adamp28
2017-08-18 08:05:07

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

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