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Precalculus: Angenommen f (x) = x + 2, g (x) = x-3, h (x) = x + 4 Wie lässt sich y = (f (x) + g (x)) / (h (x) bestimmen? ) - 2020

Anonim

Antworten:

# y = (2x-1) / (x + 4) #

Erläuterung:

Gegeben -

#f (x) = x + 2 #
#g (x) = x-3 #
#h (x) = x + 4 #

# y = (f (x) + g (x)) / (h (x)) =? #

#y = ((x + 2) + (x-3)) / (x + 4) #

# y = (x + 2 + x-3) / (x + 4) = (2x-1) / (x + 4) #

# y = (2x-1) / (x + 4) #