What are all of the real roots of the following polynomial? f(x) = x^4 -24x^2 - 25 a. -1 or 1 b. -5 or 5 c. -5, -1, 1, or 5 d. -5 or -1 ?

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?

What is the perimeter of a rectangle if the length is 5 and the width is x?