For math. i need with this. 15 points
which statement shows how the product of (x + 5)2 demonstrates the closure property of multiplication?
x^2 + 25 is a polynomial
x^2 + 25 may or may not be a polynomial
x^2 + 10x + 25 is a polynomial
x^2 + 10x + 25 may or may not be a polynomial

How do you determine whether a relationship represented as as graph is linear or nonlinear

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path

He trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? ? a) 42 cm2; 27 cm2; 69 cm 2 b) 54 cm2; 27 cm2; 81 cm 2 c) 108 cm2; 27 cm2; 135 cm 2 d) 108 cm2; 13.5 cm2; 121.5 cm 2