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30.06.2019 •
Mathematics
Given the function f(x) = x3 + x2 − 2x + 1, what is the resulting function when f(x) is shifted to the left 1 unit? a f(x − 1) = x3 − 2x2 − x + 3 b f(x + 1) = x3 + 4x2 + 3x + 1 c f(x) − 1 = x3 + x2 − 2x d f(x) + 1 = x3 + x2 − 2x + 2
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Ответ:
Option B is correct
Step-by-step explanation:
Given:![f(x)=x^3+x^2-2x+1](/tpl/images/0033/0974/d8365.png)
If a graph
is shifted a units to the left then it becomes ![f(x+a)](/tpl/images/0033/0974/919e5.png)
Here, the graph is shifted 1 unit to the left . On taking a=1, we get graph![f(x+1)](/tpl/images/0033/0974/1cac2.png)
Using formula
, we get
Using formula
, we get
Using distributive property over multiplication i.e
, we get
Therefore,
Ответ:
0 = x+y -2
Step-by-step explanation:
The general form of a line is 0 = Ax + By + C where A is a positive integer
First write it in slope intercept form
y = mx+b where m is the slope and b is the y intercept
The slope is
m = (y2-y1)/(x2-x1) (2,0) and (0,2)
= (2-0)/(0-2)
= 2/-2
= -1
and the y intercept is 2
y = -1x +2
Subtract y from each side
0 = -x -y +2
Multiply by -1
0 = x+y -2