Transform the given quadratic function into vertex form f(x) = quadratic function into vertex form f(x) = quadratic function int
o vertex form

by completing the square.

by completing the square.

1 answer:
Answer:
Vertex form:
The vertex is 
Step-by-step explanation:
For a general quadratic function the form is:
For the function
The values of the coefficients for the function are the following:
,
,
Take the value of b and divide it by 2. Then, the result obtained squares it.
Add and subtract
Write the expression of the form
The vertex is (h, k)
The vertex is: 
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Answer:
its a
Step-by-step explanation:
Its B or D!
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Answer: $50
Step-by-step explanation:
Rounding the numbers, you get 70-20, which equals $50
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