Simplify the expression. 7(x - 1) - 2(x + 1) + 3( x - 4) =
2 answers:
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Answer:
Step-by-step explanation:
If you have the same denominator, you can just subtract the numerators normally and carry over the denominator.
Answer:
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Step-by-step explanation:
The function of the graph can be written in the vertex form as
, where V(h,k)=V(2,4) is the vertex of the quadratic function.
We substitute the value to obtain;
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The point (5,1) lies on the graph so we use it to determine the value of a.
,
,
,
The required equation is
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