Construyen las gráficas de las siguientes funciones :
1. Y=5 sen 2x

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?