Dos kilos de plátanos y tres kilos de peras cuestan 7800 pesos. Cinco kilos de plátanos y cuatro kilos de peras cuestan 13200 pesos. ¿A cómo está el kilo de plátanos y el de peras?

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

What is the solution set of the quadratic inequality x2- 5< 0? o {xl-55x55{x- 155x55){xl -55x5 15){x1 - 15 sx5/5)

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?