Answer:

Step-by-step explanation:
(x+3)(x+3)
distribute the x to both three and x.
x * x + 3x * 3x
add like terms.
X^2 + 9x
Answer:
23
Step-by-step explanation:
20 *.15=3
20+3=23
Here's a graph. Remember that the y intercept crosses the y axis.
Answer:
an=a1(r)^(n-1)
a1=first erm
r=common ratio
firs term is -5
we times each term by 5 to get next term so r=5
is the explicit formula
hope this helped