MATH IS STILL IMPOSSIBLE

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent

In the diagram below, abc is congruent to dec what is the value of x

How many and of which kind of roots does the equation f(x)=x3−x2−x+1