The only values a cosine can have are from -1 to 1.
Answer:
subtract them
Step-by-step explanation:
D. because for every hour it goes down 5 degrees and since there is a 1 hour gap in between 7 am and 9 am
Answer:
Second and fourth
Step-by-step explanation:
A line is in point-slope form when you write down as 
- do not be distracted by the signs, +1 and +5 can both be written as -(-1) or -(-5) rispectively.
Answer:
Step-by-step explanation:
. should be a right angle triangle,
. must have 2 sides given
