Respuesta :

msm555

Answer:

Solution given;

2x²+10x=11

• (5x + 1)²= 11

25x²+10x+1=11

25x²+10x=10[not equivalent]

•(5x + 5)²= 16

25x²+50x+25=16[not equivalent]

•(5x + 1)²= 12

•(5x + 1)²= 1225x²+10x+1=12

•(5x + 1)²= 1225x²+10x+1=1225x²+10x=11[equivalent]
  • 25x²+10x=11

Try using completing square

  • (5x)²+2(5x)(1)+1=11
  • (5x+1)²=10

No

Check B

  • (5x+5)²=16
  • 25x²+50x+25=16
  • 25x²+50x=-11

No

Check C

  • (5x+1)²=12
  • 5x²+10x+1=12
  • 5x²+10x=11

Yes

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