lilboat69 lilboat69
  • 15-06-2017
  • Mathematics
contestada

What number must you add to complete the square? x^2+10x=29

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ageronimo072201 ageronimo072201
  • 15-06-2017
x² + 10x + 29 = 0
x = -(10) ± √((10)² - 4(1)(29))
                       2(1)
x = -10 ± √(100 - 116)
                     2
x = -10 ± √(-16)
               2
x = -10 ± 4i
            2
x = -5 ± 2i
x = -5 + 2i    or    x = -5 - 2i

THe roots of the function is 5 ± 2i.

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