SOLUTION: If k(2x + 3)(x – 1) = 0 and x > 1, what is the value of k? A -3/2 b 0 c 2/3 d 1 e 2

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Question 271954: If k(2x + 3)(x – 1) = 0 and x > 1, what is the value of k?
A -3/2 b 0 c 2/3 d 1 e 2

Found 2 solutions by dabanfield, palanisamy:
Answer by dabanfield(803) About Me  (Show Source):
You can put this solution on YOUR website!
If k(2x + 3)(x – 1) = 0 and x > 1, what is the value of k?
A -3/2 b 0 c 2/3 d 1 e 2
For the product to be 0 at least one of the factors must be 0. Since x > 1, both 2x+3 and x-1 are greater than 0. So we must have k = 0.

Answer by palanisamy(496) About Me  (Show Source):
You can put this solution on YOUR website!
Given, k(2x + 3)(x – 1) = 0
So either k=0 or 2x+3=0 or x-1=0
k=0 or x=-3/2 or x=1
Since x>1, we must have k=0