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1) b^2 -4=0 2)2x^2 =21+11x 3)5x^2 =3x+92
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1) b^2 -4=0


2)2x^2 =21+11x


3)5x^2 =3x+92

1) b^2 -4=0 2)2x^2 =21+11x 3)5x^2 =3x+92-example-1
User Yugantar
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1 Answer

5 votes

Answer:

1. b1=-2, b2=2
2. x1= -3/2, x2=7

3. x1=-4, x2= 23/5


Follow formula

b = -b [+][-] sq| b^2-4ac/ 2a

User Yotke
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8.1k points
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