emmanm8165 emmanm8165

22-08-2022
Mathematics

contestada

Find the difference of
functions s and r shown
below.
r(x) = -x2 + 3x
s(x) = 2x + 1
(s - r)(x) =

Respuesta :

mmamdouh mmamdouh

22-08-2022

Answer:

[tex] {x}^{2} - x + 1[/tex]

Step-by-step explanation:

subtract the functions as follows:

s(x) - r(x) = (2x+1) - (-x2 +3x)

expand the 2nd bracket by multiplying it by the negative 1 outside

= 2x + 1 + x2 - 3x

= x2 - x + 1

Voila!

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