Determine o valor de x na figura abaixo. (Realize os cálculos)

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.

What ia the sum if the first 7 terms of the geometric series