Multiply (x2 – 3x + 1) by (x – a)
-
A.
x3 – (3 + a) x2 + (1 + 3a)x – a -
B.
x3 – (3 – a)x2 + 3ax – a -
C.
x3 – (3 – a)x2 – (1 = 3a) – a -
D.
x3 + (3 – a)x2 + (1 + 3a) – a
Correct Answer: Option A
Explanation
(x2 – 3x + 1)(x – a) = x3 – 3x2 + x – ax2 + 3ax – a
= x3 – (3 + a) x2 + (1 + 3a)x – a