Answer:
The third choice: (x+6)(x-6)
Step-by-step explanation:
j+8k
first -2i+j+4k-3i-2j+7k+5i+2j-3k
Yes
That number is irrational because it does not repeat and rational number repeats
Iam not sure but i think its -14.45$
45.55-20-20-20
