student-name

. asked in Math

i need help with only part c ii. idk how to make it equal to the eqn of the graph.

Thank You
student-name

Varun Rawat answered this

      0.5x2 + 5x - 4x = 0x3 + 5 - 4x2 = 0Consider px = x3 - 4x2 + 5


GRAPH  of p(x) :




Now, from the graph, we see that the solution of the given cubic equation is,x = -1; 1.4 and 3.6


Regards