M. s. alonso ordered 4,000 markers for her store. only 1/10 of them arrived. how many markers did she receive? it's 400 because 4000 divided by 1/10 equals four hundred

20 ! need which shows a difference of squares? 10y^2-4x^2 16y^2-x^2 8x^2-40x+25 64x^2-48x+9

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?