Question

Perform the indicated operation. please! help more in comments

Answer 1

plus

Answer 2

A

Answer 3

B

Answer 4

It seems you're adding two vectors of 3 elements. This can be done by element-wise adding, so add the first two numbers and put them as first in a new vector, repeat for all numbers below. Your result will be [3-5; -4+5; -4+6] = [-2; 1; 2]

Answer 5

c

Answer 6

or D

Answer 7

add the top numbers together, the middle numbers together, and then the last numbers together.
you should end up with a matrix with three numbers.

Answer 8

i think it is B though.

Answer 9

nLcircle answer is closer to c tho ? i think..

Answer 10

nLcircle copied the bottom number wrong i think, since -4 + 9 equals 5

Answer 11

Sorry..rather early here so not totally woken up yet :-). Caroleen is right.

Answer 12

thank you:)

Answer 13

welcome:)