Answer:
A
Step-by-step explanation:
Can't have 0 in the denominator
Answer:
The last one at the right
Step-by-step explanation:
It is a function because not of the x axis numbers are repeated.
By the binomial theorem,
where
Then the coefficients of the 
terms in the expansion are, in order from 
to 
,
Answer:
4
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(6-(-2))/(3-1)
m=(6+2)/(2)
m=8/2
m=4
Answer:
<h2>R-{5}</h2>
Step-by-step explanation:
f(x)=x²-25=(x-5)(x+5)
g(x)=x-5
(f/g)(x)=<em>(x-5)</em>(x+5)/<em>(x-5)</em>=x+5; for x≠5
D=R-{5}
