Quiz about 6.5 Solving Quadratics by Graphing

Question 1

Graph the quadratic equation, y = x² + 2x - 3 and identify the solutions.

Accepted Answer

- 3

Accepted Answer

1

Answer

Answer

2

Answer

3

Question 2

What are the solutions to the equation

$$2x^2-4x=3$$

Accepted Answer

$$x=\frac{2\pm\sqrt[]{10}}{2}$$

Answer

$$\pm3\sqrt[]{3}$$

Answer

$$x=\frac{3\pm\sqrt[]{29}}{4}$$

Answer

no solution

Question 3

Coach Basgal and her adventurous students, Harper and Rohan, are on a thrilling math quest using Desmos to graph a mysterious quadratic equation. They've stumbled upon two magical solutions! Which answer should they choose to unlock the next part of their journey?

Accepted Answer

$$x=6\pm2\ \sqrt[]{6}$$

Answer

$$x=2\pm6\ \sqrt[]{2}$$

Answer

$$x=\frac{-1\pm12\ \sqrt[]{12}}{12}$$

Answer

$$x=\frac{2\pm\sqrt[]{6}}{2}$$

Question 4

What are the solutions to the following equation?

$$5x^2+14x=3$$

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 5

Harper and Luna are solving a mystery quadratic equation. Can you help them find the solution(s) to the quadratic?

Accepted Answer

No solution

Answer

5

Answer

-2

Answer

4

Question 6

$$9x^2-9=279$$

What are the solutions to the quadratic equation?

Accepted Answer

$$\pm4\ \sqrt[]{2}$$

Answer

$$\pm2\ \sqrt[]{5}$$

Answer

$$\pm\ 29$$

Answer

$$\pm\ \sqrt[]{29}$$

6.5 Solving Quadratics by Graphing

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