Answer:
C
Step-by-step explanation:
So the equation for the volume of the pyramid is
. Using the info on the pyramid, we can form the equation 
Firstly, multiply everything on the numerator to get 
Next, just divide by 3, and your answer will be 
In short, the volume is 3408 un^3, or the first option.
The graph of the function f(x)=3(2)^x -4 passes through the points (0,-1), (1,2), (2,8) and (3,20)
<h3>What are exponential functions?</h3>
When the expression of function is such that it involves the input to be present as exponent (power) of some constant, then such function is called exponential function.
here usual form is specified below. They are written in several such equivalent forms.
The equation of the function is given as:

Set x = 0, 1, 2 and 3

This means that the graph of the function f(x) = 3(2)^x -4 passes through the points (0,-1), (1,2), (2,8) and (3,20).
Read more about exponential graphs at:
brainly.com/question/11832081
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Answer: 8
Step-by-step explanation:
.32 x 25 = 8