Question

Find the value of a if(x+6) is a factor of x+3x2+4x+a. ​

Answer 1

Answer:

Now, if we put x= -6 in x³+3x²+4x+a, its value becomes 0. Therefore, the value of a is 132.

Step-by-step explanation:

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Answer 2

Answer:

arrange equation

3x²+5x+a

x+6=0

x=-6

Step-by-step explanation:

putting the value of x in the equation

3(-6)²+ 5(-6) +a=0

3(36)- 30 +a=0

108-30+a=0

78+a= 0

a= -78