Question

help me fast to solve

find the zero of 3x2+8x+5 and verify the ration between coefficient and zero​

Answer 1

Answer:

3x  

2

−2=0

x  

2

=  

3

2

​  

 

x=±  

3

2

​  

 

​  

 

Sum of roots =−  

a

b

​  

=  

3

0

​  

=0

3

2

​  

 

​  

+(−  

3

2

​  

 

​  

)=0

Product of roots =  

a

c

​  

=  

3

−2

​  

 

Product  

3

2

​  

 

​  

×(−  

3

2

​  

 

​  

)=−  

3

2

​

Step-by-step explanation:

Answer 2

Answer:

The two zeros of 3x²+8x+5 is -5/3 and -1

(3x²+5x)+(3x+5)=0

x(3x+5)+1(3x+5)=0

(3x+5)(x+1)=0

3x+5=0

3x=-5

x=-5/3

x+1=0

x=-1