En un grupo de 4 personas, 3 tienen corbata, 3 usan sombrero y 3 de ello son limeños, pero solo uno tiene corbata, usa sombrero y es de lima. ¿Cuantos tienen corbata, sombrero y no son limeños?

A) 0
B) 1
C) 2
D)3
E) 4

¡Como llegas a esa conclusión?

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Graph the equation. select integers for x

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?