26. Compute the value of the discriminant and give the number of real solutions of the quadratic equation.
Discriminant:
Number of real solutions:
27. Write the following expression in simplified radical form.
Assume that all of the variables in the expression represent positive real numbers.
28. Solve the following equation for
29. Simplify the expression.
Write your answer using only positive exponents.
Assume that all variables are positive real numbers.