princessm315
princessm315 princessm315
  • 22-05-2016
  • Mathematics
contestada

in the function f (x)=(x-2)^2+4, the minimum value occurs when x is... (a) -2
(b) 2
(c) -4
(d) 4

Respuesta :

caylus
caylus caylus
  • 22-05-2016
Hello,

y=a(x-h)²+k has the vertex (h,k)
If a>0 it is a minimum
if a<0 it is a maximum

Here h=2 and k=4

The minimum is 2
Answer B.
Answer Link

Otras preguntas

Find each pair of integers, given their sum and product. sum -14, product +24 sum +3, product -18
Which property does the statement illustrate? Column A Column B 1. If x – 3 = y and y = 8, then x – 3 = 8. 2. If x + 2 = 7, then 7 = x + 2. 3. If m = 2x and
What did the Thirteenth Amendment do?
Which statement about Shays' Rebellion is false? A. Many among the Massachusetts militia joined the rebels. B. Daniel Shays resigned from the Continental Army.
the rental fee to rent jet skis varies directly as the number of hours that you rent them. fun vacation rentals rents jet skis to tourists. they charge $140 for
how does the coordinate rule for making two similar shapes relate to the scale factor ?
Which of the following can you assume about the layers in areas 2 and 4? A.The layers were originally horizontal. B. The layers were deposited in a river bed.
Which descriptions of Russia's geography are correct? Choose all answers that are correct. A. Most of Russia's rivers flow northward into the Arctic Ocean. B. M
In the novel "To Kill A Mockingbird", Dill lies about his father—and many other things. What is probably his motivation? What does Dill add to the children’s li
what better word choice for the word happy