Analisando a bolsa de valores de São Paulo (BOVESPA), verificou-se que a cotação do dólar aumentou y% em
abril, 3,5% em maio e recuou 2,4% em junho. Sabendo que a porcentagem única dos três reajustes é equivalente a
3,04% de aumento, qual foi a taxa de aumento em abril?

Step-by-step explanation:

The given problem is about sum and difference between the increase and decrease of the dollar in Brazil.

We know that the dollar increased y% in April, 3.5% in May and decrease 2.4% in June. So, we can write the following equation.

Where we solve for

Therefore, in April, the dollar increase 1.94% in Brasil's economy.

answer: a and c are correct

step-by-step explanation:

the +5 is the vertical translation

the added negative symbol in front is the reflection over the y-axis

45

step-by-step explanation: