a store offers a 30% discount on a binder that was marked up by 15% from the original retail price of $3. the sales tax is 9.75%. what does the binder cost?

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

What is the value of the expression below? (81^2)^1/8

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.