
so as you can see the common ratio is 2, and the first term is 1/2,

Answer:
Impossible
Step-by-step explanation:
Solve the answer 2-5*28 = -138
This would have no answer since an exponential expression can't equal an negative unless it's a negative answer, but in this case, there is no answer that would get you -138.
Use a calculator. I would walk you through it, but it should be simple.
Answer:
33.51
Step-by-step explanation:
V=4 3πr3=4 3·π·23≈33.51032
The gradient of the graph is 2.
Solution:
Let the points on the graph are (-2, 0) and (0, 4).
Here
.
Gradient of the graph:




Cancel the common terms, we get
Gradient = 2
The gradient of the graph is 2.