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30 November, 23:06

Solve equation by using the quadratic formula.

15 x^2 + 13 x = 0

a.

x = - 13 / 15, 0

b.

x = 0

c.

x = 13/15, 0

d.

x = + - 13 / 15

+4
Answers (1)
  1. 1 December, 01:22
    0
    x (15x+13) = 0

    x=0 or 15x+13=0

    so x=0 or x=-13/15
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