Qual o domínio da função a seguir? !$ y = { \large x^2 \over 1 + { \large 1 \over x}} !$

Qual o resultado da integral a seguir? !$ \int { \large w^3 \over w^4} dw = ? !$

Qual o resultado da derivada abaixo?

!$ { \large dy \over dx} \left({ \large x^2 \over x^3}\right) = ? !$

Sabendo que a=2b, quais os valores de “a” e “b” na matriz a seguir? !$ det M = \begin{bmatrix} 2 & 2 \\ a & b \end{bmatrix} = -8 !$

Mark the correct fragment.

Complete the fragment bellow.

“When the children went to bed they (…) sleep.”

Complete the sentence using an appropriate verb form.

“Statistics (…) a difficult course.”

Choose the wrong sentence.

Correct the mistakes in the reported clause fragment bellow.

“I asked her why to do that and she pointed out it was part of her job.”

Complete the sentence with a correct superlative.

“The girls ate in the (…) restaurant.”