Answer:
m = 
Step-by-step explanation:
Two point slope formula = 

Answer is 4 .............
Answer:
(2y + 1) • (y - 3)
?
Step-by-step explanation:
Answer:
Step-by-step explanation:
We can easily determine the exact value of this unknown angle by breaking it into known angles that can add together to give up 105. For example, 105 degrees is 60 + 45, both of which are found on the unit circle. We ill also use the trig identity for the sum of the cos of 2 angles which is:
These values are found on the units circle, so make sure you have one handy. Those values fill in as follows:
which simplifies to
