marjorie7 marjorie7

29-09-2017
Mathematics

contestada

Find all values of x that satisfy the equation
5x^4−7x^3−4x^2=0.
List the values below, separated by commas.

Find all values of x that satisfy the equation 5x47x34x20 List the values below separated by commas class=

Respuesta :

29-09-2017

Factor an x^2 out,
x^2 ( 5x^2 -7x -4)
Can't factor the quadratic, but graphing or quadratic formula yields,
the zeroes are 0, -0.4358, 1.8358

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