SOLUTION: When the expression 4x^2 - 3x - 8 is divided by x-a, the remainder is 2. find the value of a. Please answer ? I tried to answer it and the value of a is 10, but when i checked it t

Question 807448: When the expression 4x^2 - 3x - 8 is divided by x-a, the remainder is 2. find the value of a. Please answer ? I tried to answer it and the value of a is 10, but when i checked it the remainder didn't match. thanks :)
Answer by oscargut(2103) (Show Source): You can put this solution on YOUR website!
The remainder is f(a) = 4(a)^2-3(a)-8 = 2
Then 4a^2-3a-10 =0
a = 2 or a = -5/4
Answer: a =2 or -5/4
If you need more help with this kind if questions, you can contact me now at:
mthman@gmail.com
Thanks

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