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Choosing the correct statements about an equation

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This question concerns the equation

3x^2- 4x- 5=0

Choose the two correct statements about this equation

Options.

A. The equation has no real-number solutions.

B. The equation has one real-number solution.

C. The equation has two solutions x= - 0.7863 and x= 2.120 correct to 4 significant figures.

D. The equation has two solutions, x= -2.120 and x= -2.547 correct to 4 significant figures.

E. The equation has two solutions, x= -5.453 and x= -2.547 correct to 4 significant figures.

F. The equation has two solutions, x= 2.547 and x=5.453 to 4 significant figures.

G. The solutions of this equation (if any) are the values of x where the graph of y=3x^2-4x-5 cuts the x-axis (if at all).

H. The solutions of this equation are the values of x where the graph of y=3x^2-4x-5 takes its minimum value.

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Solution Summary

The correct statements about an equation are determined.

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3x^2 - 4x - 5 = 0.....this is a quadratic equation of form ax^2 + bx + c = 0.

a = 3
b ...

Solution provided by:
Gaurav Agarwal, MS
Education
  • BE, Bangalore University, India
  • MS, University of Wisconsin-Madison
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