Answer:
5x^4 -7x^3-5x^2+5x+1
Step-by-step explanation:
Hey!
You would just add all the numbers up, and by making sure that you combine all like terms. In this case it is just 1-0 = 1 and so the solution would be the same as your question but with a 1 and you would get rid of the -0.
Hope this helps!
 
        
             
        
        
        
Answer:
height : 150 feet
Step-by-step explanation:

using tan rule:



 
        
                    
             
        
        
        
-2*4=-8
-8 is the correct answer
        
                    
             
        
        
        
Step-by-step explanation:
In triangle 
x²=5²+12²
x²=25+144
x²=169
x= root of 169
x=13
 
        
                    
             
        
        
        
The solution to the problem is as follows:
<span>
cot θ = cos θ / sin θ </span>
<span>So sinθ * cot θ = cos θ after cancelling sin θ </span>
<span>Now cosθ + sin θ cot θ = cos θ + cos θ = 2 cos θ 
</span>
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