Project ID:
7100020002
Accepted:
Typ:
Layout:
Question:
Ke každé rovnici přiřaďte její množinu řešení. Nápověda: Použijte Viètovy vzorce.
Questions Title:
Rovnice
Answers Title:
Kořeny
Question 1:
$3x^2-7x+2=0$
Answer 1:
$\left\{\frac{1}{3},\ 2\right\}$
Question 2:
$-3x^2+8x=-11$
Answer 2:
$\left\{-1,\ \frac{11}{3}\right\}$
Question 3:
$2x^2-10x+12{,}5=0$
Answer 3:
$\left\{\frac{5}{2}\right\}$
Question 4:
$-x^2=9-6x$
Answer 4:
$\left\{3\right\}$
Question 5:
$3x^2+1-2x=0$
Answer 5:
$\emptyset$
Question 6:
$7x^2+5=12x$
Answer 6:
$\left\{\frac{5}{7},1\right\}$
Question 7:
$-4x^2+3x=\frac{9}{16}$
Answer 7:
$\left\{\frac{3}{8}\right\}$
Question 8:
$5x^2+2x-3=0$
Answer 8:
$\left\{-1,\ \frac{3}{5}\right\}$
Question 9:
$x^2=6x-5$
Answer 9:
$\left\{1,\ 5\right\}$