here is a rectangle 4.3cm 7cm 4.3cm 7cm the 6 sided shape is made from two of these rectangles work out the perimeter of this 6 sided shape

The equation respenting the left table is

Which of the following is true for the relation f(x)=2x^2+1

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]