Seudónimo Seudónimo
  • 13-09-2020
  • Mathematics
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someone help me answer this plzzzzz

someone help me answer this plzzzzz class=

Respuesta :

devishri1977
devishri1977 devishri1977
  • 13-09-2020

Answer:

Step-by-step explanation:

r = (x  co-efficient  ÷ 2)²

r = (6/2)² = 3²

r = 9

s = - 2r

s = -2*9 = -18

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