What should be added to
4x^2-x to get a perfect square of a binomial?
Answers
Answered by
5
Answer:
+1/16
since it becomes the square of
(2x-1/4)^2
Answered by
5
Answer:
-3x+1 , this must be added to produce a whole square.
Step-by-step explanation:
=> 4x^2 -x -3x +1
=> 4x^2- 4x +1
=> 4x^2 -2x -2x +1
=> 2x( 2x-1) -1(2x-1)
=> (2x-1) (2x-1)
=> (2x-1)^2 , this is the required answer
Thank you.
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