0
Still curious? Ask our experts.
Chat with our AI personalities
RafaThere's no fun in playing it safe. Why not try something a little unhinged?
Chat with Rafa
MaxineI respect you enough to keep it real.
Chat with Maxine
EzraFaith is not about having all the answers, but learning to ask the right questions.
Chat with EzraAdd your answer:
Earn +20 ptsQ: What number must you add to complete the square x2 plus 2x 23?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
What number must be added to complete the square of x SQUARED plus 12x equals -3?
9
What number do you add to complete the square x2 plus 10x?
25
What number is needed to complete the square x squared plus 36x0?
324
X2 plus 14x equals -7 what number is added to complete the square?
49-apex
What number would you add to the equation x plus 4x0 to complete the square?
You would add 4.
Related questions
What number must you add to complete the square x2 plus 2x equals -1?
You must add 1
What number must you add to complete the square x2 plus 22x equals 0?
it is 121
What number must you add to complete the square x2 plus 24x equals 17n?
You must add (17n + 144).
What number must you add to complete the square x2 plus 12x equals 40?
You must add 36 to complete the square on the left hand side.You must add 36 to complete the square on the left hand side.You must add 36 to complete the square on the left hand side.You must add 36 to complete the square on the left hand side.
What number must you add to complete the square x2 plus 10x equals 31?
You need to add -6
What number must you add to complete the square x2 plus 16x equals -7?
square root -5 minus 14 or - square root -5 minus 14
What number must you add to complete the square of x2 plus 12x equals 40?
The constant term - the part without a variable - must be equal to the square of one half the linear term - the number in front of the "x". That is, it must be (12/2)2 = 36.
What number must be added to complete the square of x SQUARED plus 12x equals -3?
9
What number do you add to complete the square x2 plus 10x?
25
What number must you add to complete the square x2 2x 13?
That would depend on the plus or minus and equality signs of which none have been given.
What number is needed to complete the square x squared plus 36x0?
324
What number is needed to complete the square x squared plus 24x equals 0?
144
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.