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Question 1 of 5Solve each equation:
$$4x^2 + 1=5$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$x=\pm i\sqrt{3}$$
B
$$x=\pm \sqrt{3}$$
C
$$ \frac{\pm\sqrt{6}}{2}$$
D
$$x=\pm 1$$
E
$$\frac{\pm \sqrt{3}}{2}$$
Question 2 of 5Solve each equation:
$$7x^2 + 8=-82$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$x=\pm \sqrt{23}$$
B
$$x=\pm 23$$
C
$$x=\frac{\pm 3i \sqrt{2}}{2}$$
D
$$x=\frac{\pm 3i \sqrt{70}}{7}$$
E
$$x=\pm \sqrt{17}- 3$$
Question 3 of 5Solve each equation:
$$5x^2 - 2=298$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$x=\frac{\pm i\sqrt{345}}{5}$$
B
$$x=\frac{13}{5}, 3$$
C
$$x=5 \pm 2i$$
D
$$x=\pm 2\sqrt{15}$$
E
$$x=\pm 1$$
Question 4 of 5Solve each equation:
$$(x + 5)^2=-22$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$x=-5 \pm i\sqrt{22}$$
B
$$x=5 \pm i\sqrt{3}$$
C
$$\pm 3$$
D
$$2 \pm 3i$$
E
$$-\frac{1}{4}, 7$$
Question 5 of 5Solve each equation:
$$9x^2 - 6x + 1=4$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$x=-\frac{1}{3}, 5$$
B
$$x=-\frac{2}{3}, \frac{1}{4}$$
C
$$x=2 \pm i\sqrt{2}$$
D
$$x=\pm \sqrt{2}$$
E
$$x=-\frac{1}{3}, 1$$

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