Q. If x-3 is a factor of x²+3ax-3a then a=
a. -2/3
b. -3/2
c. 4/3
d. 6
Answers
Answered by
2
Answer:
Answer is -3/2
and it is option "b"
Answered by
2
Answer:
b) -3/2
Step-by-step explanation:
x=3
x²+3ax-3a=0
3²+ 3a×3 - 3a = 0
9 + 9a -3a=0
9 + 6a = 0
6a = -9
a= -9/6
a = -3/2
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