Question

for what value of "a"y+3 is a factor of 3 y square + A y+ 6

Answer 1

$y + 3 \: is \: the \: factor \: of \: 3{y}^{2} + ay + 6 \\ put \: y = - 3 \\ 3 {( - 3)}^{2} + a \times ( - 3) + 6 = 0 \\ 27 + ( - 3a) + 6 = 0 \\ 3a = 33 \\ a = \binom{33}{3} \\ a = 11$

Answer 2

Step-by-step explanation:

y+3isthefactorof3y

2

+ay+6

puty=−3

3(−3)

2

+a×(−3)+6=0

27+(−3a)+6=0

3a=33

a=(

3

33

)

a=11