rattler6125
22.07.2020 •
Mathematics
The following table shows the length and width of a rectangle: Length Width Rectangle A 3x + 2 2x − 1 Which expression is the result of the perimeter of rectangle A and demonstrates the closure property? 2x + 2; the answer is a polynomial 2x + 2; the answer may or may not be a polynomial 10x + 2; the answer is a polynomial 10x + 2; the answer may or may not be a polynomial
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Ответ:
the answer is a polynomial 10x + 2
Step-by-step explanation:
Length = 3x + 2
Width = 2x - 1
Perimeter = 2l + 2w
P = 2(3x+2) + 2(2x-1)
P = 6x+4+4x-2
P= 10x+2
A polynomial is an expression consisting of variables. They can have one or more terms.
Ответ:
I think the area is 72 sorry if it is wrong I tried
Step-by-step explanation: