just plugging in your numbers,
x = (-31±√(31^2-4(2)(-7.9)))/(2*2) = (-31±√1024.2)/4
Solve for 𝑥 in the following expression using the quadratic formula.
2𝑥2+31𝑥−7.9=0
1 answer
2𝑥2+31𝑥−7.9=0
1 answer
2 answers
0 answers
1 answer
1 answer