Answer:
10x^2 - 11x - 6
Step-by-step explanation:
(5x+2)(2x-3)
= 10x^2 - 15x + 4x - 6
= 10x^2 - 11x - 6
 
        
                    
             
        
        
        
Answer: C
<u>Step-by-step explanation:</u>
Degree of 5 means there are 5 roots.
If 3 roots are real, then there are 2 remaining - which must be imaginary.
 
        
                    
             
        
        
        
The answer would be A. 1/4 bc you add all the marbles together then divide by the amount of the color you’re looking for
        
             
        
        
        
Answer: C
Step-by-step explanation:
To find the surface area of a cone, you use the formula  . Since we are already given the height and radius, all we have to do is plug in the values and solve.
. Since we are already given the height and radius, all we have to do is plug in the values and solve.
 [solve inside of square root]
       [solve inside of square root]
 [parenthesis]
             [parenthesis]
 [multiply]
                   [multiply]

Therefore, the closest answer is C.