Answer: 7-7i
Step-by-step explanation:
u+v=
5-2i+2-5i=
5+2-2i-5i=7-7i
Your answer would be C.
If you substitute 14 for X and add it to 9. You would get 23
X^2 + 5x - 24
= (x + 8)(x - 3)
answer is D.
hope it helps
Answer:
k=2
Step-by-step explanation:
7(k+8)=70
We move all terms to the left:
7(k+8)-(70)=0
We multiply parentheses
7k+56-70=0
We add all the numbers together, and all the variables
7k-14=0
We move all terms containing k to the left, all other terms to the right
7k=14
k=14/7
k=2
Answer:
-4 and -2
Step-by-step explanation: