The first term is -2. The fourth term is -16. And the last term is -256.
To find them, lets say the first term, replace n with 1. You can use this idea to find out the rest (which I've already done, but just to explain to you.).
Can you please provide a photo so I can help you?
63 is composite because its factors are 1,3,7,9,21, and 63 itself.
Answer:
Subtraction
Step-by-step explanation:
Second line shows subtraction property of equality