Dados los vectores: A=(4 , -8)m. y B= ( 3i – 12j )m. y el vector C= ( -15i + 22j )m. Realizar el producto cruz y hallar el ángulo entre los vectores en las siguientes operaciones. AxB
AxC
BxC

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.