Solving Quadratic Equations (Upload) ~ Smart Edition Academy

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Question 1 of 37

1. Question
Solve the equation by the square root method.

\(4x^2=64\)
- 4
- 8
- \(\pm4\)
- \(\pm8\)
Correct

Incorrect
Question 2 of 37

2. Question
Solve the equation by completing the square.

\(x^2-8x+12=0\)
- -2 and -6
- 2 and -6
- -2 and 6
- 2 and 6
Correct

Incorrect
Question 3 of 37

3. Question
Solve the equation by completing the square.

\(x^2+6x-8=0\)
- \(-3\pm\sqrt{17}\)
- \(3\pm\sqrt{17}\)
- \(-3\pm\sqrt{8}\)
- \( 3\pm\sqrt{8}\)
Correct

Incorrect
Question 4 of 37

4. Question
Solve the equation by factoring.

\(x^2-13x+42=0\)
- -6, -7
- -6, 7
- 6, -7
- 6, 7
Correct

Incorrect
Question 5 of 37

5. Question
Solve the equation by factoring.

\(9x^2+30x+25=0\)
- \(-\frac{5}{3}\)
- \(-\frac{3}{5}\)
- \(\frac{3}{5}\)
- \(\frac{5}{3}\)
Correct

Incorrect
Question 6 of 37

6. Question
Solve the equation by the quadratic formula.

\(x^2-5x-6=0\)
- -6 and -1
- 6 and -1
- -6 and 1
- 6 and 1
Correct

Incorrect
Question 7 of 37

7. Question
Solve the equation by the quadratic formula.

\({2x}^2+4x-5=0\)
- -0.87 and -2.87
- 0.87 and -2.87
- -0.87 and 2.87
- 0.87 and 2.87
Correct

Incorrect
Question 8 of 37

8. Question
Solve the equation by any method.

\({2x}^2-70=2\)
- \(\pm2\)
- \(\pm4\)
- \(\pm6\)
- \(\pm8\)
Correct

Incorrect
Question 9 of 37

9. Question
Solve the equation by any method.

\(x^2-23x+125=0\)
- -8.81 and -14.2
- 8.81 and 14.2
- 8.81 and -14.2
- -8.81 and 14.2
Correct

Incorrect
Question 10 of 37

10. Question
Solve the equation by completing the square.

\(x^2-2x-37=0\)
- \(-1\pm\sqrt{37}\)
- \(1\pm\sqrt{37}\)
- \(-1\pm\sqrt{38}\)
- \(1\pm\sqrt{38}\)
Correct

Incorrect
Question 11 of 37

11. Question
Solve the equation by any method.

\(x^2+16x+33=0\)
- \(-8\pm\sqrt{31}\)
- \(8\pm\sqrt{31}\)
- \(-8\pm\sqrt{33}\)
- \(8\pm\sqrt{33}\)
Correct

Incorrect
Question 12 of 37

12. Question
Solve the equation by any method.

\(6x^2+19x+10=0\)
- \(\frac{5}{2}\) and \(\frac{2}{3}\)
- \(\frac{5}{2}\) and \(-\frac{2}{3}\)
- \(-\frac{5}{2}\) and \(\frac{2}{3}\)
- \(-\frac{5}{2}\) and \(-\frac{2}{3}\)
Correct

Incorrect
Question 13 of 37

13. Question
Solve the equation by completing the square.

\(x^2+12x+10=0\)
- \(6\pm\sqrt{26}\)
- \(-6\pm\sqrt{26}\)
- \(6\pm\sqrt{10}\)
- \(-6\pm\sqrt{10}\)
Correct

Incorrect
Question 14 of 37

14. Question
Solve the equation by factoring.

\(x^2-5x-50=0\)
- -10, -5
- -10, 5
- 10, -5
- 10, 5
Correct

Incorrect
Question 15 of 37

15. Question
Solve the equation by the square root method.

\(2x^2=162\)
- \(\pm8\)
- \(\pm9\)
- \(\pm10\)
- \(\pm11\)
Correct

Incorrect
Question 16 of 37

16. Question
Solve the equation by any method.

\(x^2+17x+20=0\)
- -15.73 and -1.27
- 15.73 and -1.27
- -15.73 and 1.27
- 15.73 and 1.27
Correct

Incorrect
Question 17 of 37

17. Question
Solve the equation by factoring.

\(x^2+3x-88=0\)
- -8, -11
- -8, 11
- 8, -11
- 8, 11
Correct

Incorrect
Question 18 of 37

18. Question
Solve the equation by any method.

\(9x^2-48x+64=0\)
- \(-\frac{8}{3}\)
- \(-\frac{3}{8}\)
- \(\frac{3}{8}\)
- \(\frac{8}{3}\)
Correct

Incorrect
Question 19 of 37

19. Question
Solve the equation by factoring.

\(x^2+15x+54=0\)
- -6, -9
- -6, 9
- 6, -9
- 6, 9
Correct

Incorrect
Question 20 of 37

20. Question
Solve the equation by any method.

\(x^2+4x-15=0\)
- \(2\pm\sqrt{19}\)
- \(-2\pm\sqrt{19}\)
- \(2\pm\sqrt{15}\)
- \(-2\pm\sqrt{15}\)
Correct

Incorrect
Question 21 of 37

21. Question
Solve the equation by the quadratic formula.

\(12x^2+x-3=0\)
- -0.46 and -0.54
- 0.46 and -0.54
- -0.46 and 0.54
- 0.46 and 0.54
Correct

Incorrect
Question 22 of 37

22. Question
Solve the equation by the quadratic formula.

\(11x^2-14x+4=0\)
- -0.84 and -0.43
- 0.84 and -0.43
- -0.84 and 0.43
- 0.84 and 0.43
Correct

Incorrect
Question 23 of 37

23. Question
Solve the equation by any method.

\(3x^2-5=22\)
- 0
- \(\pm1\)
- \(\pm2\)
- \(\pm3\)
Correct

Incorrect
Question 24 of 37

24. Question
Solve the equation by the square root method.

\(5x^2+10=10\)
- 0
- 1
- 2
- 3
Correct

Incorrect
Question 25 of 37

25. Question
Solve the equation by the square root method.

\(x^2+10=110\)
- \(\pm8\)
- \(\pm9\)
- \(\pm10\)
- \(\pm11\)
Correct

Incorrect
Question 26 of 37

26. Question
Solve the equation by the square root method.

\(4x^2-10=15\)
- \(\pm\frac{5}{4}\)
- \(\pm\frac{5}{2}\)
- \(\pm\frac{25}{4}\)
- \(\pm\frac{25}{2}\)
Correct

Incorrect
Question 27 of 37

27. Question
Solve the equation by any method.

\(12x^2+5x-3=0\)
- \(\frac{4}{3}\) and \(\frac{1}{3}\)
- \(-\frac{4}{3}\) and \(-\frac{1}{3}\)
- \(\frac{4}{3}\) and 3
- \(-\frac{4}{3}\) and 3
Correct

Incorrect
Question 28 of 37

28. Question
Solve the equation by any method.

\(10x^2-21x+10=0\)
- -0.73 and -1.37
- -0.73 and 1.37
- 0.73 and -1.37
- 0.73 and 1.37
Correct

Incorrect
Question 29 of 37

29. Question
Solve the equation by the square root method.

\(16x^2=49\)
- \(\pm\frac{7}{16}\)
- \(\pm\frac{7}{4}\)
- \(\pm\frac{49}{16}\)
- \(\pm\frac{49}{4}\)
Correct

Incorrect
Question 30 of 37

30. Question
Solve the equation by the quadratic formula.

\({6x}^2+11x+1=0\)
- -1.74 and -0.10
- -1.74 and 0.10
- 1.74 and -0.10
- 1.74 and 0.10
Correct

Incorrect
Question 31 of 37

31. Question
Solve the equation by factoring.

\(x^2-13x+30=0\)
- -3, -10
- -3, 10
- 3, -10
- 3, 10
Correct

Incorrect
Question 32 of 37

32. Question
Solve the equation by completing the square.

\(x^2+8x+8=0\)
- \(-4\pm2\sqrt{2}\)
- \(4\pm2\sqrt{2}\)
- \(-4\pm3\sqrt{2}\)
- \(4\pm3\sqrt{2}\)
Correct

Incorrect
Question 33 of 37

33. Question
Solve the equation by completing the square.

\(x^2+14x+4=0\)
- \(-7\pm\sqrt{53}\)
- \(7\pm\sqrt{53}\)
- \(-7\pm3\sqrt{5}\)
- \(7\pm3\sqrt{5}\)
Correct

Incorrect
Question 34 of 37

34. Question
Solve the equation by factoring.

\(6x^2-11x-35=0\)
- \(\frac{-5}{3}\) and \(\frac{-7}{2}\)
- \(\frac{-5}{3}\) and \(\frac{7}{2}\)
- \(\frac{5}{3}\) and \(\frac{-7}{2}\)
- \(\frac{5}{3}\) and \(\frac{7}{2}\)
Correct

Incorrect
Question 35 of 37

35. Question
Solve the equation by completing the square.

\(x^2+10x-10=0\)
- \(-5\pm\sqrt{10}\)
- \(5\pm\sqrt{10}\)
- \(-5\pm\sqrt{35}\)
- \(5\pm\sqrt{35}\)
Correct

Incorrect
Question 36 of 37

36. Question
Solve the equation by the quadratic formula.

\(6x^2-4x-3=0\)
- -1.12 and -0.45
- 1.12 and -0.45
- -1.12 and 0.45
- 1.12 and 0.45
Correct

Incorrect
Question 37 of 37

37. Question
Solve the equation by the quadratic formula.

\(x^2+10x+8=0\)
- -0.88 and 9.13
- 0.88 and -9.13
- -0.88 and -9.13
- 0.88 and 9.13
Correct

Incorrect

Solving Quadratic Equations (Upload)

Solving Quadratic Equations (Upload)

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