28% equals 28/100. So, 28% equals 28 per 100.
Answer:
(-1,-6)
Step-by-step explanation:


(Replaced x in f with (x-2))
(Used
and distributive property)
(Gathered like terms)
(Simplified)
The vertex of a parabola occurs at
.
Let's find
first.

Now we can obtain
which is
in this case:




.
The vertex is (-1,-6).
And the question is......................
Answer:
The perimeter of rectangle is 
Step-by-step explanation:
Let
x-----> the length of the rectangle
y----> the width of the rectangle
we know that
----> equation A
---> equation B (area of the constructed figure)
substitute the equation A in equation B


using a graphing calculator -----> solve the quadratic equation
The solution is

Find the value of x

Find the perimeter of rectangle

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