Candy draws a square design with a side length of x inches for the window at the pet shop. She takes the design to the printer and asks for a sign that has an area of 16x2 – 40x + 25 square inches. What is the side length, in inches, of the pet shop sign?
Answer:
the length of the sign is
inches
Step-by-step explanation:
Given
Area of the square of design = 
First we find the roots of equation 
The roots of the quadratic equation
are given by

where 






That is, the factors of the polynomial
are
and
.
So, Area of the square design =
= 
Area of a square = Length^2
Thus, the length of the sign is
inches
Answer: 10
Step-by-step explanation:
Answer:
-2
Step-by-step explanation:
The x value is 1, and the y value is 0. Substitute these values into the equation.
y=2x-2
<u>Hope this helps :-)</u>
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Answer:
(5,-3)
Step-by-step explanation: