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3 votes
X² + 72 = -17x
x = [? ], [ ]
Enter smallest solution first

User Arul Suju
by
8.2k points

2 Answers

2 votes

Answer:


x = - 8 \: - 9

Explanation:


1. \: {x}^(2) + 72 + 17x = 0 \\ 2. \: (x + 8)(x + 9) = 0 \\ 3. \: x = - 8 \: - 9

User Gillis Haasnoot
by
8.6k points
4 votes

Answer:

Hello,

Explanation:

0=x²+17x+72=x²+8x+9x+72=x(x+8)+9(x+8)=(x+8)(x+9)

x=[-9,-8]

User Gordon Robertson
by
7.9k points

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