Rewwrite the sentences so that it stays the same meaning:

1) Be careful or you'll hurt yourself=> If you are ..........................

2) I prefer watching TV to listening to music=> I like .................................

Give the correct form or tense the words given to complete these sentences:

If you write more (care) ................................, you will make more mistakes

Choose the best answer:

1) The museum of Ethnology is a valuable centre for exhibition and preservation of the (cultural/ traditional/ costume) heritage of the 54 ethnic groups in the whole country

2) The colours of sticky rice represent the elements of the (sun/ moon/ earth)

Tìm các giá trị nguyên của x để phân thức sau có giá trị là số nguyên:

\(B=\dfrac{x^4-2x^3-3x^2+8x-1}{x^2-2x+1}\)

Cho: \(\dfrac{a}{b-c}+\dfrac{b}{c-a}+\dfrac{c}{a-b}=0\). Chứng minh: \(\dfrac{a}{\left(b-c\right)^2}+\dfrac{b}{\left(c-a\right)^2}+\dfrac{c}{\left(a-b\right)^2}=0\) trong đó a, b, c đôi 1 khác nhau và khác 0