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4. How many real-number solutions does the equation have? x^2 + 7x - 5 = 0 a. One solution b. Two solutions c. No solutions d. Infinitely many solutions​
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4. How many real-number solutions does the equation have?

x^2 + 7x - 5 = 0

a. One solution
b. Two solutions
c. No solutions
d. Infinitely many solutions​

User Craigo
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1 Answer

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2 solutions. This is because the parabola will cross the x axis twice. We know this because -5 means the vertex will be 5 units below the x axis. and the parabola opens upwards because the first coefficient is positive. Hope this helped :)
User DeKaNszn
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