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QUIZ

9th
-
10th
grade

Mathematics

72%

accuracy

209

plays

User image

4 years

Mathematics

9th -

10thgrade

Solve by Taking Square Roots

user

209
plays

10 questions

10 questions

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1. Multiple Choice
2 minutes
1 pt
$4r^2-10=-26$
$2$
$-4$
$\pm2i$
$\pm i\sqrt{2}$
2. Multiple Choice
2 minutes
1 pt
$3r^2+7=37$
$\pm10$
$\pm\sqrt{10}$
$\sqrt{10}$
$\pm5$
3. Multiple Choice
2 minutes
1 pt
$-1+5p^2=-86$
$\pm\sqrt{17}$
$\pm17i$
$-17$
$\pm i\sqrt{17}$
4. Multiple Choice
2 minutes
1 pt
$10x^2-6=1434$
$\pm12$
$\pm\sqrt{12}$
$\pm2\sqrt{3}$
$12$
5. Multiple Choice
2 minutes
1 pt
$-9v^2=-504$
$\pm\sqrt{56}$
$\pm2\sqrt{14}$
$56$
$\pm2\sqrt{7}$
6. Multiple Choice
2 minutes
1 pt
$5+7m^2=719$
$102$
$\pm2\sqrt{51}$
$\pm\sqrt{102}$
$51$
7. Multiple Choice
2 minutes
1 pt
$12x^2+4=-236$
$\pm2i\sqrt{5}$
$-\sqrt{20}$
$\pm20i$
$\pm5i\sqrt{2}$
8. Multiple Choice
2 minutes
1 pt
$3m^2-2=106$
$\pm\sqrt{6}$
$\pm6$
$6$
$36$
9. Multiple Choice
2 minutes
1 pt
$49n^2+6=70$
$\pm\frac{8}{7}$
$\pm\sqrt{\frac{8}{7}}$
$\frac{8}{7}$
$\pm\frac{7}{8}$
10. Multiple Choice
2 minutes
1 pt
$9r^2-2=646$
$\pm2\sqrt{6}$
$\pm3\sqrt{8}$
$\pm2\sqrt{18}$
$\pm6\sqrt{2}$
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