Answer:
This conversion of 2 weeks to seconds has been calculated by multiplying 2 weeks by 604,800 and the result is 1,209,600 seconds.
Step-by-step explanation:
The given operation involves just swapping the two rows, so carrying out

on the matrix gives
Answer:
b
Step-by-step explanation:
There's a website called desmos.com. That website can tell you the answer