Seudónimo Seudónimo

23-12-2019
Mathematics

contestada

Simplify the expression (2x − 9)(x + 6).
A.
2x^2 − 54
B.
2x^2 − 3x − 54
C.
2x^2 + 3x − 54
D.
2x^2 + 21x − 54

Respuesta :

23-12-2019

[tex]

(2x-9)(x+6) \\

2x^2+12x-9x-54 \\

2x^2+3x-54

[/tex]

The answer is C.

Hope this helps.

Answer Link

tanisha37 tanisha37

23-12-2019

(2x-9)(x+6)
2x(x+6)-9(x+6)
2x^2+6x-9x-54
2x^2+3x-54=c
It belongs to option C

Answer Link

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