tyre2k17 tyre2k17

31-07-2017
Mathematics

contestada

What value completes the square for the expression?

x2 - 18x

A. 9

B. -9

C. 81

D. -81

Respuesta :

Аноним Аноним

01-08-2017

c: 81 It would be c because you divide the -18 by 2 and square the result.

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