aliviagriesinger aliviagriesinger

12-02-2021
Mathematics

contestada

which expression is
equivalent to
(7+85-2r²) + (-42²-10+2)

Respuesta :

jordanross96 jordanross96

12-02-2021

Answer:

-2 (r^2 + 840)

-2 (2 sqrt(210) - i r) (2 sqrt(210) + i r)

Step-by-step explanation:

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