Answer:
First get the formula for your pattern in the form of TN. Where d represents your difference and a represents your first term. Then equate the -401 to your formula and solve for n
Answer:
Its equal to 1
Step-by-step explanation:
Can you elaborate on ur question
Answer:
I believe it is an acute triangle but im not 100% sure
Step-by-step explanation:
The answer is (3,1), hope that helps