jcgushiniere14
jcgushiniere14 jcgushiniere14
  • 29-09-2022
  • Mathematics
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What are the solutions of the equation 9x4-2x2-7=0? Use u substitution to solve.
OX= ±,
7
9
g and x = +1
7
OX= ±, g and x = ti
=±り
Ox=¹√√g and x = ±1
OX= ±1₁
and x = ti

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