Question

vii) When (x + ax + 3x + 2) is
divided by (x + 1) the remainder
is zero.what is the value of a ?​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

here x+1 = 0

then x = -1

p(x) = x3 + ax2 + 3x +2

p(-1) = (-1)×3 + a (-1)×2 +3×(-1) +2

p(-1) = -3 - 2a -3 +2

p(-1) = -2a + 2

here, -2a + 2 = 0

2 = 2a

a = 1 (answer)