masonorourke masonorourke

11-02-2019
Mathematics

contestada

if x = 3 and y = -2, what is the value of the expression x^3-2xy^2?
A. 0
B. -51
C. 13
D. -3
E. 33

Respuesta :

MrsStrong MrsStrong

12-02-2019

Answer:

3

Step-by-step explanation:

The expression is [tex]x^3-2xy^2[/tex]. To find the value, substitute the values x = 3 and y =-2 then follow order of operations.

[tex]x^3-2xy^2\\3^3 -2(3)(-2)^2\\27 -2(3)(4)\\27 - 24\\3[/tex]

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