Radical Equations I | math4u.vsb.cz

Submitted by ladislav.foltyn on Thu, 03/14/2019 - 19:41

Project ID:

6000000037

Accepted:

SubArea:

Radical equations and inequalities

Type:

Layout:

Question:

Match each of the given equations with the set containing all its roots.

Questions Title:

Equations:

Answers Title:

Sets:

Question 1:

\sqrt{x} + x = 5

Answer 1:

$(3; 4]$

Question 2:

\sqrt{x - 3} + \sqrt{x - 5} = 2

Answer 2:

$(4; 6)$

Question 3:

2 \sqrt{x} + 3 = x

Answer 3:

$[8; 12)$

Question 4:

\frac{1}{\sqrt{x + 2}} = x + 2

Answer 4:

$[- 4; 0]$

Question 5:

\sqrt{x + 6} + \sqrt{x} = 3

Answer 5:

$(0; 3]$

Question 6:

\frac{x}{3 \sqrt{3} - \sqrt{x}} = \frac{3 \sqrt{3} + \sqrt{x}}{3}

Answer 6:

$[6; 8)$

Tex:

% tiket 32918 \NastavOD{3} \NastavOT{3}