If 1 AB + CCA = 697 and there is no carry-over in addition, find the value of A + B + C.*

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

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?

Let f of x equals the integral from 1 to 3 times x of the natural logarithm of t squared. use your calculator to find f″(1).