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30 May, 11:38

Solve the equation

x² + 3x - 7 = 0

Give your answers to 2 decimal places.

+1
Answers (2)
  1. 30 May, 11:42
    0
    Step-by-step explanation:using quadratic formula a=1, b=3, c=-7 then we substitute the variables into it. Answer will be equals to 0.68 or - 3.6
  2. 30 May, 11:48
    0
    x = 7 & 4

    Step-by-step explanation:

    x^2 + 3x - 7 = 0

    x (x+3) = 7

    x=7 or x+3=7

    x = 4
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