Write an expression using fractions to show how to determine the amount that each person will pay. Then calculate each person's
1 answer:
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Answer:
Total surface area of the pyramid =
Step-by-step explanation:
To find the surface area of the triangular- based pyramid, we will use the formula:
Surface area = Area of base + Area of the three faces
Area of base of the pyramid = Area of equilateral triangle =
Area of the slant faces of the pyramid is
Since there are 3 slant surfaces the total surface area of the pyramid =
Answer:
The result of the integral is
Step-by-step explanation:
We are given the following integral:
I am going to solve by substitution, using , so
. So, we have
Which has the following result:
Going back to x, the result of the integral is
Ignore above
your equation is 2(cosx)^2-3cosx+1=0
use quadratic formula to get results
you will end up with
cosx=1 or cosx=1/2
so, x=0 or x=pi/3
your equation is 2(cosx)^2-3cosx+1=0
use quadratic formula to get results
you will end up with
cosx=1 or cosx=1/2
so, x=0 or x=pi/3