QUIZ
Rdacina patrata a unui numar rational patrat perfect
teotenis9_36883
a year ago
Save
Copy and Edit
INSTRUCTOR-LED SESSION
Start a live quiz
ASYNCHRONOUS LEARNING
Assign homework
9 questions
Preview
• Question 1
120 seconds
Report an issue
Q.

$Calculand$
$\sqrt{4}+\sqrt{25}-\sqrt{49}\$

$obtinem\ :$

-20

$\sqrt{20}$

$-\sqrt{20}$

0

• Question 2
180 seconds
Report an issue
Q.

$Calculand\ \sqrt{10^2-8^2}\ obtinem:$

$2^2$

$2$

$6$

$8$

• Question 3
180 seconds
Report an issue
Q.

$Calculand\ \ 8+\sqrt{8+\sqrt{8^2}}obtinem\ :$

$24$

$16$

$12$

$10$

• Question 4
180 seconds
Report an issue
Q.

$Calculand:\sqrt{5^2\cdot3^4\cdot2^6}obtinem:$

$360$

$340$

$320$

$280$

• Question 5
180 seconds
Report an issue
Q.

$Calculand\ \sqrt{5\ \frac{4}{9}}+\sqrt{0,\left(4\right)}obtinem:$

$3$

$6$

$9$

$12$

• Question 6
180 seconds
Report an issue
Q.

Folosind algoritmul de extragere a
radacinii patrate pentru: $\sqrt{3481}$
obtinem:

$29$

$39$

$49$

$59$

• Question 7
300 seconds
Report an issue
Q.

Folosind algoritmul de extragere a
radacinii patrate pentru: $\sqrt{5.3361}$
obtinem:

$2,31$

$2,41$

$2,61$

$2,71$

• Question 8
300 seconds
Report an issue
Q.

$\ Calculand\sqrt{\left(1+2+3+...+50\right)-25\cdot2}$
$obtinem:$

$15$

$25$

$35$

$45$

• Question 9
300 seconds
Report an issue
Q.

$x\ din\ proportia\$

$\frac{\sqrt{400-64\cdot\sqrt{16}}}{x}=\frac{2\cdot\sqrt{81+7\cdot3^2}}{2\ \frac{1}{4}\cdot\sqrt{1,\left(7\right)}}$

$este\ egal\ cu\ :$

$\frac{3}{2}$
$\frac{2}{3}$
$\frac{5}{2}$
$\frac{2}{5}$