6w + 2(4w - 7) simplified
2 answers:
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Mischa wrote the quadratic equation 0 = –x2 + 4x – 7 in standard form
The standard form of quadratic equation is
When y=0 then the standard equation becomes
Now we compare the given equation with
and find the value of a, b,c
-x^2 can be written as -1x^2
a= -1 , b=4 and c=-7
The value of c is -7
Answer:
Step-by-step explanation:
We know that the vertex(lowest point) of is
.
By inspection, we can see that the vertex of the graph is .
So, the lowest point of is
, which means