Question

5X^3 +4X^2 +7X
Find the value of x​

Answer 1

Answer:

$5 {x}^{3} + 4 {x}^{2} + 7 = 0$

Since

Solutions for x:

x1 = -1.45831

x2 = 0.32915 + i *

$x= - 1.45831 \\ or \: x = 0.32915 + 0.92286 \: i \\ or \: \: x = 0.32915 - 0.92286 \: \: i$

0.92286

x3 = 0.32915 - i * 0.92286