0secretkat0oxo4ui
0secretkat0oxo4ui 0secretkat0oxo4ui
  • 13-10-2017
  • Mathematics
contestada

Solve the quadratic equation y2 - 5y = -4 by factoring.

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choixongdong
choixongdong choixongdong
  • 13-10-2017
 y^2 - 5y = -4
 y^2 - 5y + 4 = 0
(y - 4)(y - 1) = 0
y - 4 =0; y = 4
y - 1 =0; y = 1

answer
y = 4 and y = 1
Answer Link
AnimeBrainly
AnimeBrainly AnimeBrainly
  • 13-10-2017
y² - 5y = -4

y² - 5y +4  = 0

y          -4
y          -1

(y - 4)(y - 1)

y = 4 , 1

hope this helps
Answer Link

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