The radius is half the diameter. 19*2=38. The diameter is 38.
        
             
        
        
        
When an exponent is raised to another exponent, you can multiply the powers to simplify them.
3/8*3/4
<em>*Multiply numerators*</em>
3*3=9
<em>*Multiply denominators*</em>
8*4=32
x^9/32
Hope this helps!!
 
        
                    
             
        
        
        
Step-by-step explanation:
Add 4 to both sides: 5e^3x = 35, or
 
        
             
        
        
        
Answer:
237 ⁹/23% change 
Step-by-step explanation:
115=100%
337-155=273 which represents the increase 
115=100
273=?
273×100÷115= 237 ⁹/23%
Answer =237⁹/23%