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 

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.