Escribe v si la afirmacion es verdadera o f si es falsa y justifica tu respuesta
a. todo numero R es Z
b. todo numero I es R
c. un numero Z no es Q
g. algun numero Z es I

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.