empe9teaaliTamary empe9teaaliTamary

29-04-2016
Mathematics

contestada

Which of the following constants can be added to x^2 - 10x to form a perfect square trinomial?
10
25
100

Respuesta :

apologiabiology apologiabiology

29-04-2016

halve middle term
-10/2=-5
squaer it
(-5)^2=25
that is what should be added

answer is 25

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beef12345 beef12345

28-06-2018

b)-25 is the correct answer.

I just did this exact question in my schooling.

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