math4148 math4148

17-02-2019
Mathematics

contestada

Factor the expression and then evaluate without a calculator:
u·(u−v)+v·(v−u), if u=2.3, and v=4.3

Respuesta :

kishonwinston kishonwinston

17-02-2019

Answer:

4

Step-by-step explanation:

u·(u−v)+v·(v−u)
u^2 - uv + v^2 - vu

u^2 - 2uv + v^2
(u -v)^2 OR (v-u)^2
(4.3 - 2.3)^2
4

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