Using R programming language #a. Construct a matrix with 5 rows that contain the numbers 1 up to 20 and byrow = TRUE #

#b. Print dimension of the matrix above #

#c. concatenate c(21:25) to your matrix in 2.a above #

#d. # Check the dimension #

#e. Slicing: Extract your matrix in 2.c. with the data on the rows 2,3,4 and columns 3,4,5 #