timiaparker
21.05.2020 •
Mathematics
A rectangle has a height of k2 + 3 and a width of k2 + 7.
Express the area of the entire rectangle.
Your answer should be a polynomial in standard form.
k2
2
+
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Ответ:
The area of the rectangle in polynomial form is
Step-by-step explanation:
Given
Shape: Rectangle
Required
Area of the rectangle
The area of a rectangle is calculated as thus;
By substituting
for height and 
for width; This gives
Expand the bracket
Open each bracket
Hence, the area of the rectangle in polynomial form is
Ответ:
This function is odd
Step-by-step explanation:
In order to find if a function is even or odd, you have to start by plugging -x in for x. If the function is exactly the same, then it is even. If it is opposite, then it is odd. This will produce an opposite function thus making it odd.