Question

If (x + 1) is a factor of x² -3ax +3a − 7, then the value of a is: *
1 point
3
2
1
0​

Answer 1

Answer:

(-1)²-3a(-1)+3a-7

1+3a+3a-7

6a=6

a=6/6

a=1

HOPE IT HELPS

Answer 2

$\huge\mathcal{\fcolorbox{cyan}{black}{\pink{ANSWER}}}$

Then a = 1

$\huge\mathbb\red{EXPLANATION \::}$

put the value of x = -1 in the polynomial.