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Debora [2.8K]
3 years ago
6

Find the discriminant of (x+5)^2 = 2( 5x-3)

Mathematics
2 answers:
Dima020 [189]3 years ago
8 0

Step-by-step explanation:

(x+5)^2 = 2( 5x-3)

x^2+25=10x-6

x^2-10x+25+6= 0

x^2-10x+31=0

a=1, b

ahrayia [7]3 years ago
6 0

Answer:

\boxed{-124}

Step-by-step explanation:

(x+5)^2 = 2( 5x-3)\\x^2+10x+25=10x-6\\x^2+0x+31=0

ax^2 +bx +c=0

Formula for the discriminant:

D=b^2-4ac

b=0\\a=1\\c=31

Plug in the values.

D=0^2-4(1)(31)

D=-124

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