Answer:
-12
Step-by-step explanation:
f
(
x)
=
2
x
2
+
8
x
Find f(−1)
replace x by its value which is -1
so:
f
(
x)
= 2
x
2
+
8
x
f
(
-1)
= 2 (-1)*2
+
8
(-1)
f(-1)= -2*2 + (-8)
f(-1)= -4 -8
f(-1)= -12
Answer:
where t is in years
Step-by-step explanation:
I'm going to assume that the expectation that Cameron has is the amount of money after t years.
We can use the simple interest formula
where A is the final amount, P is the principal, r is the rate, and t is time.
We can plug in 10,000 for P and 0.05 for r, giving us

7.8 or if you are rounding it’s eight
Answer: I think it’s 4
Step-by-step explanation: count the squares surrounding the triangle, 4 times 2 is eight 1/2 of that is 4