QueenNerdy889
31.03.2020 •
Mathematics
Find the vertex of y=5-4x-x^2
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Ответ:
(-2,9)
Step-by-step explanation:
rewrite in vertex form: y= -(x+2)^2+9
(-2,9)
Ответ:
y = 16 -8*4 -9 = 16 - 32 -9 = -25
the vertex is (4,-25)