Solve the assignments below. You can do this either by trying to determine a common divisor or by cross-multiplication. Which of the two is used depends on the nature of the assignment.
7. For which value(s) of does the following equation have two different solutions?
9. For which value(s) of does the following equation have no solutions:
10. Given the hyperbola:
and the line:
For which value(s) of is the line tangent to the hyperbola?